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Suresh Naidu, Dani Rodrik, Gabriel Zucman · AEA Papers and Proceedings 110: 366-371 (2020)
Economics after Neoliberalism: Introducing the EfIP Project
6 problems found: 2 moderate · 4 minor
What the paper claims
- Programme statement: the tools of contemporary economics are 'critical to developing a policy framework for what we call inclusive prosperity', which considers 'the whole distribution of outcomes, not simply the average' and non-pecuniary well-being; the EfIP network offers 'an overall vision for economic policy that stands as a genuine alternative to the market fundamentalism that is often, and wrongly, identified with economics'.
- Neoliberalism, or market fundamentalism, 'is not the consistent application of modern economics but its primitive, simplistic perversion'; 'many of the dominant policy ideas of the last few decades are supported neither by sound economics nor by good evidence'; contemporary economics 'is hardly a paean to markets and selfishness' (course content, attention to market failures), although economists' 'first-best reasoning' and public habits invite the identification.
- Economics 'has become significantly more applied and empirical since the 1990s', and 'systematic empirical evidence is a disciplining device against ideological policy prescriptions'. Three 'recent empirical findings' illustrate this: international trade 'produces large adverse effects on some local communities', 'minimum wages do not reduce employment', and 'financial liberalization produces crises rather than faster economic growth'. All conclusions are contingent ('it depends'), illustrated by the Diaz-Alejandro (1975) quotation.
- Economics' 'universals' (market incentives, property rights, contract enforcement, macro stability, prudential regulation) are 'compatible with an almost infinite variety of institutional arrangements', each with a different distributional outcome. Economics lays out trade-offs but does not supply distributional weights. This is illustrated with property-rights examples, including that 'China has eked unprecedented rates of economic growth out of' local-government ownership of firms. Section II adds that China and India are not 'neoliberal success stories'.
- Diagnostic premise. 'We live in an age of astonishing inequality.' The authors embrace the workshop consensus that 'the prevailing neoliberal policy framework had failed society, resulting in monumental and growing inequality'. 'Deregulation, financialization, dismantling of the welfare state, deinstitutionalization of labor markets, reduction in corporate and progressive taxation, and the pursuit of hyperglobalization' are 'the culprits behind rising inequalities'. Economists study 'the growing concentration of wealth' and 'the stagnation of income for the working class'.
- Section III summarizes EfIP policy briefs by 13 authors or teams: technology (Acemoglu, Kasy, Korinek); direct public provision (Kuziemko, Black & Rothstein, Deming); financial regulation (Mian, Admati, Kalemli-Ozcan); and monopoly and monopsony (Baker & Scott Morton; Azar, Marinescu & Steinbaum; Naidu; Dube). All are said to be grounded in recent research.
Every problem found
1moderateconfirmed · previously known · overclaiming
The essay blames rising inequality on a list of free-market policies, as if that were settled, without giving evidence. Research, including a study printed in the same journal issue, finds that changes in technology and in the demand for educated workers explain a large part of the growing wage gaps. The policies on the list did play a role, so the claim is incomplete rather than wrong, and the essay's main argument does not rest on it.
Technical detail and evidence
Why it matters, in detail. A multi-cause phenomenon (the post-1980 rise in US wage and top-income inequality) is attributed exclusively to a policy bundle. Decompositions assign a large share of wage-inequality growth to the race between education and technology: in AGK (2020), rising educational wage differentials account for 75% of the 1980-2000 rise and 38% of the 2000-2017 rise. Automation is another large share (Acemoglu-Restrepo 2022: 50-70%, published after the P&P). Institutional channels (DFL 1996; Farber et al. 2021) and top marginal-rate cuts (for top shares) explain other parts. These shares overlap, are not additive and are partly disputed. The direction of the bias is to overstate the policy share; its size cannot be quantified because the essay states no number. Section III's point that the direction of technology is itself policy-shaped (Acemoglu, Korinek briefs) partly reconciles the two views, but the essay does not draw that link.
Evidence. Text: p. 366 ('agreed that the prevailing neoliberal policy framework had failed society, resulting in monumental and growing inequality'; 'we fully embraced these aims'); p. 367 (culprits sentence, unhedged appositive); reference list p. 371 (two items). Versions (scripts/version_phrases.py): the culprits sentence is in V1 (EfIP Policy Brief 1, Jan/Feb 2019, p. 2), V2 (Boston Review, 15 Feb 2019) and the P&P. V1 p. 1 also said 'Organizational and technological changes and globalization have fueled great wealth accumulation among those able to take advantage of them, but have left large segments of the population behind'; this was dropped from V2 and the P&P. Literature (abstracts verified via OpenAlex): Autor, Goldin & Katz (2020), AEA P&P 110: 347-351 (same volume), 'Increased educational wage differentials explain 75 percent of the rise of U.S. wage inequality from 1980 to 2000 as compared to 38 percent for 2000 to 2017'. Deming, EfIP Policy Brief 14 (July 2019): 'An important cause of current levels of economic inequality is growing demand for college-level skills that began in the 1980s, combined with slow growth in the number of young people receiving degrees.' Korinek, EfIP Policy Brief 6 (Feb 2019): technological change 'has been to reduce the market wages of regular (unskilled) workers'. Supporting channels: DiNardo, Fortin & Lemieux (1996, Econometrica 64(5)), deunionization and the falling real minimum wage were important for 1979-88 wage inequality; Farber, Herbst, Kuziemko & Naidu (2021, QJE 136(3)), unions reduce inequality; Autor, Dorn & Hanson (2013, AER 103(6)). Later work: Acemoglu & Restrepo (2022, Econometrica 90(5)) attribute 50-70% of 1980-2016 US wage-structure change to automation-driven task displacement, robust to controls for deunionization and market power (this post-dates the P&P). Tax strand: IRS SOI Historical Table 23, re-read: top bracket rate 70% (1980), 28% (1988), 39.6% (1993), 37% (2018). Splinter (2020, NTJ 73(4)) finds the CBO-based Kakwani index of federal progressivity rose 46% over 1979-2016 (corpus us-income-14, us-wealth-taxes-16).
Why this severity. The diagnosis is the essay's motivating premise and the place where it leans on the inequality literature, but the programmatic thesis (C1, C2) does not depend on which drivers dominate. The listed policy channels have real empirical support, so the claim is overstated and incomplete rather than false.
The authors' response. No direct response to the omission. The P&P's Section III notes that the Acemoglu, Kasy and Korinek briefs treat technological change as endogenous to policy (p. 370). On progressivity, Saez & Zucman maintain that top-end effective rates fell (corpus us-wealth-taxes-16, citing NBER w31912).
2moderateconfirmed · newly identified here · overclaiming
The essay says flatly that minimum wages do not cost jobs. The best studies found no job losses from the moderate increases the US has actually tried, but they do not cover much larger increases, such as the $15 federal minimum being debated when the essay appeared, for which the Congressional Budget Office projected job losses. The policy brief the essay recommends, and the authors' own earlier writing, made this limit clear. The essay's broader point would survive the more careful wording.
Technical detail and evidence
Why it matters, in detail. The well-identified US evidence (bunching and event-study designs over 138 state increases, 1979-2016) estimates an employment elasticity with respect to the minimum wage of 0.024 (s.e. 0.025). That rules out large losses for minimum-to-median ratios up to roughly one half (Dube brief) or somewhat higher. It does not identify effects beyond that range, which a $15 federal floor would exceed in many local labour markets. CBO's July 2019 median for $15 was -1.3m jobs (-0.8%), with a right-skewed two-thirds interval from about 0 to -3.7m, and virtually zero for $10. The unqualified phrasing therefore overstates the external validity of a range-specific null. The cost to the essay's argument is small: the null within range already contradicts the competitive-model prediction that any binding minimum reduces employment.
Evidence. P&P p. 368: 'Recent empirical findings, for example, have found that international trade produces large adverse effects on some local communities, that minimum wages do not reduce employment, and that financial liberalization produces crises rather than faster economic growth.' Versions (scripts/version_phrases.py): the clause appears in V1 p. 3 and V2. V1 p. 5 adds 'while the minimum wage debate continues, there is a consensus that it is not an effective tool for intervening in labor markets with wages higher than say, the 30th percentile'; V2 has 'few would claim ... higher than a certain level'. Both are absent from the P&P. The authors' Boston Review 'Final Response' (26 Mar 2019) described Card, Katz and Krueger's findings as showing 'that minimum wage increases may not curtail employment'. Dube, EfIP Policy Brief 4 (Feb 2019): 'little evidence of either overall job loss or losses for lower skilled groups for minimum wages that are up to half the median wage for full time workers'; bolder policies 'will exceed the range of minimum-to-median wage ratios we have seen to date. Therefore, empirical evidence will need to assess whether these policies go too far.' Cengiz, Dube, Lindner & Zipperer (2019, QJE 134(3), abstract) find low-wage jobs 'remained essentially unchanged', 'no evidence of disemployment when we consider higher levels of minimum wages', and 'some evidence of reduced employment in tradeable sectors'. Their NBER WP 25434 Table 1 col. 1 (re-read) gives affected employment +2.8% (s.e. 2.9%) and an employment elasticity with respect to the minimum wage of 0.024 (s.e. 0.025). CBO (July 2019), 'The Effects on Employment and Family Income of Increasing the Federal Minimum Wage' (re-read): for $15 by 2025, a median of 1.3 million fewer employed (0.8%), with a two-thirds range from about zero to 3.7 million; for $12, 0.3 million (range 0-0.8 million); for $10, 'virtually no effect'. Jardim et al., NBER WP 23532 (June 2017, rev. May 2018): Seattle's increase to $13 'reduced hours worked in low-wage jobs by 6-7 percent'. Neumark & Shirley (2022, Industrial Relations 61(4); after the P&P) document summaries ranging from 'higher minimum wages do not reduce employment' to 'most evidence points to adverse employment effects', and conclude there is 'a clear preponderance of negative estimates'.
Why this severity. This is an important undisclosed scope condition on the essay's most policy-relevant empirical claim, and it contradicts a bound stated in the essay's own recommended source. A bounded version (moderate increases within observed ranges show no detectable job loss) would support C3's point equally well, so the thesis survives.
The authors' response. None identified. The authors' own Boston Review Final Response (26 Mar 2019) used the hedged formulation 'may not curtail employment'.
3minorconfirmed · newly identified here · selective presentation
The essay says that freeing up financial markets brings crises instead of growth. Research agrees that it raises the risk of crises, but several careful studies find that it also raised growth on average, while others find no gain. The essay presents only one side of this, though its main argument does not depend on it.
Technical detail and evidence
Why it matters, in detail. Estimated growth effects depend on the liberalization measure (equity-market, capital-account or domestic financial), the horizon (temporary level effects versus permanent growth effects) and the identification strategy. BHL find about +1 pp annual growth over five years after equity-market liberalization. RTW find a positive net effect after netting out crisis costs. Macro cross-country correlations for financial openness are weak (Rodrik-Subramanian 2009). 'Crises rather than faster growth' therefore overstates one side. The defensible statement is that liberalization raises crisis risk and that its growth dividend is contested.
Evidence. P&P p. 368 (no citation). Kaminsky & Reinhart (1999, AER 89(3): 473-500): 'financial liberalization often precedes banking crises'. Bekaert, Harvey & Lundblad (2005, JFE 77(1): 3-55; NBER WP 8245): 'equity market liberalizations, on average, lead to a one percent increase in annual real economic growth over a five-year period'. Ranciere, Tornell & Westermann (2006, NBER WP 12806): 'the direct effect of financial liberalization on growth by far outweighs the indirect effect via a higher propensity to crisis'. Ranciere, Tornell & Westermann (2008, QJE 123(1)): in financially liberalized economies systemic risk-taking 'leads to higher mean growth but also to greater incidence of crises'. Henry (2007, JEL 45(4)): studies that properly test the theory 'show that liberalization has significant effects on the cost of capital, investment, and economic growth'. Skeptical side: Rodrik & Subramanian (2009, IMF Staff Papers 56(1): 112-138) start from 'the stylized fact that there is no correlation between long-run economic growth and financial globalization' and argue that foreign finance can have 'adverse long-run growth consequences'. Kalemli-Ozcan, EfIP Policy Brief 18 (Oct 2019): the model prediction of 'an increase in productivity growth' after liberalization 'does not match the experience of countries in South Europe'.
Why this severity. This is an illustrative example. Its crisis half is robust, and its no-growth-dividend half matches one side of a genuinely split literature rather than extrapolating beyond the evidence. Correcting the wording leaves C3 and the thesis intact.
The authors' response. Rodrik & Subramanian (2009) had already reviewed the pro-liberalization evidence (Henry 2007; Kose, Prasad, Rogoff & Wei 2006) and judged it 'unconvincing'. That defends a no-correlation reading, not 'crises rather than growth'.
4minorconfirmed · previously known · external inconsistency
The essay lists the 'dismantling of the welfare state' among the causes of rising inequality. In fact, government social spending grew as a share of the economy in almost every rich country between 1980 and 2019, and the authors' own income statistics show government transfers rising. Some programmes for working-age people were cut, so a narrower claim would hold up, but the wording overstates what happened.
Technical detail and evidence
Why it matters, in detail. Spending as a share of GDP measures effort, not generosity, and is pushed up by ageing and health-cost growth, so it overstates benefit levels. Replacement-rate series show some retrenchment in specific programmes. Still, in PSZ's accounting the post-1980 rise in inequality is in pre-tax income, and taxes and transfers raised bottom-50% growth from +1.4% to +21.0% over 1980-2014 (PSZ attribute all of the post-tax bottom-50% gain to the elderly). The aggregate data do not show a dismantled welfare state.
Evidence. P&P p. 367. Public social expenditure, % of GDP, 1980 to 2019, from OECD SOCX via Our World in Data (scripts/social_spending_check.py; identical to Auditor A's SDMX extract): USA 12.9 to 18.2; GBR 16.9 to 22.3; FRA 20.3 to 30.8; DEU 21.8 to 26.4; ITA 17.3 to 27.6; JPN 9.8 to 22.8; SWE 24.5 to 26.3; CAN 13.4 to 19.8; AUS 10.2 to 20.4; NZL 16.3 to 24.2; DNK 20.4 to 28.7; ESP 15.0 to 24.3; BEL 23.5 to 28.1; AUT 22.0 to 27.8; FIN 17.8 to 29.6; NOR 16.1 to 25.1. NLD fell from 24.4 to 17.5, and Sweden is below its 1993 peak of 34.4. PSZ, NBER WP 22945, p. 3: 'The aggregate flow of individualized government transfers has increased, but these transfers are largely targeted to the elderly and the middle-class'. The age section adds that government redistribution has not enhanced working-age income growth 'despite the rise in means-tested benefits' (Medicaid and the EITC). PSZ Table II (re-read): bottom-50% growth 1980-2014 was +1.4% pre-tax and +21.0% post-tax. Cass, 'Economics After Partisanship', Boston Review forum, 16 Aug 2019: 'it is not as if a bunch of market fundamentalists have actually cut back government provisions ... the United States has undertaken massive expansions of its safety net, entitlement programs, and public education systems'.
Why this severity. This is one item in a framing list. The thesis is unaffected, and a narrower claim about benefit generosity for working-age households would be defensible.
The authors' response. None on this point. The P&P's new Section II paragraph on 'new flavors of conservatism' (p. 370) answers Cass's argument about values, not his welfare-state point, and the 'dismantling' wording was kept.
5minorconfirmed · previously known · overclaiming
The essay treats the stagnation of working-class incomes as an established fact. Whether incomes stagnated depends on what is counted. Wages and other earnings of the bottom half barely grew, but once government benefits and health insurance are included, household incomes grew substantially. The essay's statement is defensible but not as settled as it reads.
Technical detail and evidence
Why it matters, in detail. Real growth for the bottom half or middle ranges from about +1% (PSZ pre-tax per adult, 1980-2014), through about +21% (CBO market income, Q2-Q3, 1979-2019), to +52-60% (CBO after transfers and taxes). The range depends on the unit (equal-split adults versus size-adjusted households), the deflator, the period, and the treatment of in-kind health benefits (CBO values them at cost, which is contested). The gap is driven mainly by transfers, especially health and old-age benefits, and by household-size adjustment.
Evidence. PSZ Table II (PSZ2018MainData.xlsx, sheet T2, re-read), growth per adult 1980-2014: bottom 50% +1.4% pre-tax and +21.0% post-tax; P0-20 -25.4% and +4.4%; middle 40% +41.8% and +49.4%. PSZ text (NBER WP 22945, p. 3): 'Even after taxes and transfers, there has been close to zero growth for working-age adults in the bottom 50% of the distribution since 1980.' CBO (Nov 2022), The Distribution of Household Income, 2019, supplemental Table 3 (re-read; households ranked by size-adjusted income, 2019 dollars), growth 1979-2019: market income Q2 +21.5% and Q3 +21.4% (about 0.5% a year); income after transfers and taxes Q1 +93.5%, Q2 +60.1%, Q3 +52.3%. Burkhauser, Larrimore & Simon (2012, NTJ 65(1); corpus us-income-03), 1979-2007: median tax-unit pre-tax, pre-transfer income +3.2%, against +36.7% for size-adjusted post-tax, post-transfer household income including health insurance.
Why this severity. A passing descriptive premise. On the concepts closest to 'working class' income (market income, or working-age post-tax income in PSZ) the claim has support, so only the unqualified framing is at issue.
The authors' response. PSZ (2018) moved to equal-split adults, published post-tax series, and report near-zero post-tax growth for working-age bottom-50% adults. Saez & Zucman (2020) reject equivalence-scale adjustments as a 'hybrid notion' (corpus us-income-03).
6minorconfirmed · newly identified here · misrepresentation of source
In its short summaries of the network's policy papers, the essay describes a paper calling for tougher antitrust enforcement as being about 'streamlining' antitrust. It also repeats, without the author's caveat, a claim that Medicare for All would raise middle-class incomes. These are small wording problems that do not affect the essay's argument.
Technical detail and evidence
Why it matters, in detail. Summary and labelling inaccuracy. 'Streamlining' misstates the emphasis of a brief whose central proposals expand enforcement (lower HSR thresholds, burden-shifting). The Kuziemko summary drops the incidence assumption, near-full pass-through of employer premium savings to wages, on which the sign of the middle-class cash-income effect depends.
Evidence. P&P p. 371: 'Jonathan Baker and Fiona Scott-Morton present ideas on streamlining antitrust.' EfIP Policy Brief 11 (May 2019): 'Our program for confronting rising market power has four themes: strengthening antitrust enforcement under current rules, reforming the rules to enhance deterrence of anticompetitive conduct, adopting institutional changes to make antitrust enforcement more effective, and employing regulatory tools to foster competition'; 'Strengthening antitrust enforcement is the most obvious way to enhance competition'. Its proposals include lowering the pre-merger notification threshold and shifting the burden of proof to defendants, and the 'EZ-merge' form is a simplified filing for small acquisitions. P&P p. 370: 'Kuziemko argues that extending Medicare to the whole population would raise middle-class incomes while substantially shrinking the health insurance sector and shrinking bloated payments to providers.' EfIP Policy Brief 15 (Sept 2019): 'Assuming that most of the savings would get passed back to workers via higher wages (and this point deserves more discussion in my view) ... middle-wage workers' take-home pay should proportionately rise'; 'an important and open question is how Medicare for All would guarantee that the resulting savings in national health expenditure get passed on to workers'.
Why this severity. These are wording problems in one-line summaries of documents available to readers. Nothing in the essay's argument turns on them.
Claims examined and rejected
Problems one auditor raised that did not survive checking.
- I2 framing: the P&P dropped the bounds that the authors' earlier versions attached to the minimum-wage claim, creating an internal inconsistency between versions. — Partly rejected. The categorical clause 'minimum wages do not reduce employment' is verbatim in V1 (p. 3) and V2; the P&P did not newly harden it. The 'debate continues' hedges sat in a separate brief-by-brief summary passage (V1 p. 5) that the P&P replaced wholesale with a new Section III. The P&P is internally consistent. The substance is retained as overclaiming (F2), supported by evidence Auditor A did not use: the authors' own hedged 'may not curtail employment' (Final Response, Mar 2019) and CBO's scale-dependent estimates.
- I4 evidence: Kalemli-Ozcan's EfIP brief, which the P&P summarizes, contradicts the essay because it calls productivity growth the 'typical prediction' after financial liberalization. — Rejected as a misreading. The brief reports that prediction of models with financial frictions and then states that it 'does not match the experience of countries in South Europe'. It therefore leans toward the essay's skepticism. F3 is retained on other evidence (BHL 2005; RTW 2006, 2008; Henry 2007).
- I3 inference: on PSZ's own accounting the rise in inequality is pre-tax, so transfers 'cannot be a culprit of that rise'. — Rejected as overstated. PSZ show that aggregate transfers rose and mitigated the pre-tax rise, but cuts to specific working-age programmes could still contribute to rising post-tax inequality at the bottom, and PSZ themselves report near-zero post-tax growth for working-age bottom-50% adults. F4 is retained on the narrower ground that 'dismantling' conflicts with aggregate spending data and with PSZ's description of rising transfers.
- I3 ('dismantling of the welfare state') is a novel critique. — Rejected: Oren Cass made the same point in the Boston Review forum on the essay's 2019 version ('Economics After Partisanship', 16 Aug 2019). F4 is therefore classified as known, and unanswered.
- Version comparison: Section II ('Limitations and Criticisms') was newly added in the P&P. — Corrected; this is a provenance point, not an issue. Most of Section II is condensed, often verbatim, from the authors' Boston Review 'Final Response' of 26 Mar 2019. That includes the normative-commitment passage, the sociology of the profession, China and India as not 'neoliberal success stories', and 'the rents of rich citizens'. Only the paragraph on conservatism ('post-Trump Republican Party') is new. The P&P's first footnote acknowledges the forum.
- The minimum-wage wording is not an issue: read in context, the sentence reports examples of findings, and the preceding paragraph stresses that conclusions are contingent. — Not accepted. The sentence presents the examples as 'inconvenient facts' with no scope condition. The essay's own recommended brief (Dube) bounds the finding at minimum wages up to about half the median, the authors' own Final Response hedged it ('may not curtail'), and CBO's 2019 scoring shows that the scope mattered for the federal proposal then under debate. Sustained as F2 (moderate).
- All thirteen brief descriptions match their sources. — Partly rejected. Eleven match. 'Streamlining antitrust' misstates the emphasis of Baker & Scott Morton's brief, and the Kuziemko summary drops her pass-through condition (F6, minor).
- Corpus critiques us-income-03 (income concept) and us-income-14 (progressivity) cannot be applied because the essay gives no estimand or number. — Partly rejected. The essay asserts directional facts ('stagnation of income for the working class'; 'reduction in ... progressive taxation') whose truth depends on the concept used, so the critiques apply to the framing (F5; the progressivity strand of F1). They apply only as minor or partial points, because no level or magnitude is claimed.
Audit notes
What reproduced. The work has no headline number to reproduce: it is a six-page programmatic essay with no data, tables, figures, estimates or appendix, and no replication package exists. Reproduced or re-read independently: PSZ (2018) Table II growth rates (exact); CBO (2022) Table 3 quintile growth, 1979-2019 (exact); OECD SOCX public social spending, 1980 and 2019, via Our World in Data, a route independent of Auditor A's SDMX extract, with identical values; Fed DFA top-1% net-worth share, 22.8% (1989Q3) to 30.4% (2019Q4) (exact); IRS SOI top statutory rates (exact); Cengiz et al. (2019 WP) Table 1 headline estimates (exact); CBO (2019) minimum-wage estimates (exact); a phrase-presence table across V1, V2, the authors' forum reply and the P&P (new script). Not reproduced: the Diaz-Alejandro page cite '(p. 97)', because the 1975 book is lending-restricted and full-text search with page numbers was blocked. A length-based estimate from the 1973 precursor places the passage on p. 96-97 of a chapter beginning on p. 93, which is consistent but not verification. All scripts are in final/scripts/, and run_all.sh regenerates the outputs in final/work/.
Limits of this audit. The exact page of the Diaz-Alejandro quotation (p. 97) was not verified: the book is lending-restricted, archive.org search-inside and HathiTrust full-text search were blocked, and Rodrik (1992, JEP), which reportedly uses the same page cite, could not be retrieved. Claims about 'typical' micro, macro and finance courses were not tested, as that would require a syllabus survey. Interpretive claims (China's growth and property rights, India, Mont Pelerin's influence after 1980, the 2018 workshop) were checked only for published debate and consistency, not adjudicated. Literature checks rely on verified abstracts and key passages, not re-estimation. Social-spending shares measure effort, not generosity, and replacement-rate series were not analysed. The CBO-PSZ comparison shows concept dependence but is not a reconciliation. The EfIP brief texts are current web versions, not May 2020 archives. Neumark & Shirley (2022) and Acemoglu & Restrepo (2022) post-date the P&P and are used only to describe the state of the debates; the severity judgements rest on pre-2020 evidence (Dube 2019 brief, CBO 2019, Cengiz et al. 2019, Jardim et al. 2017 WP, Autor-Goldin-Katz 2020, BHL 2005, RTW 2006/2008, Henry 2007). The Boston Review forum responses were read from Wayback Machine snapshots.