The archive.

A quota is not a tariff by another name, even when both cut imports to the same level: where a duty preserves market allocation, price contact between countries, and revenue for the treasury, a quantitative control rigidly fixes quantities, breeds monopoly and quota rents, and shifts power from legislatures to administrators. Written in 1943 with an eye to the postwar settlement, this study traces how licensing born of wartime scarcity hardened, through the sterling crisis and the gold bloc's defensive measures, into a standing tool of protection, retaliation, and bilateral bargaining that fragmented 1930s trade. Haberler roots the persistence of controls in monetary instability and political insecurity, and sets the Atlantic Charter's promise of equal access against the drift toward autarky, warning that a tightly controlled trade system cannot long coexist with a free domestic economy.

From being isolated measures to limit the importation of a few specific commodities, they came to be consciously used in many countries as a general instrument of protection.

Written in 1943 with postwar reconstruction already in view, this chapter poses a constitutional rather than merely tariff question: whether international cooperation should be built through universal institutions or through larger regional and continental federations. Haberler answers cautiously. Larger markets do permit mass production and a wider division of labour, but that gain belongs to nondiscriminatory liberalization, not to protected spheres, so he separates the complete customs union, which genuinely enlarges a market, from the incomplete preference, which merely diverts imports from cheaper outsiders to favoured insiders and hands them a windfall. Dismantling Pan-Europe, Pan-America, and Danubian schemes as geographically incoherent or coercive, he anticipates the later vocabulary of trade creation and diversion, and warns that partial blocs turn cooperation into exclusion.

To put the question the other way around: suppose that some machinery for international co-operation on a worldwide scale, like the League of Nations, is set up; should it be based on regional blocs or on independent states?

Policies suited to a general depression may fail when unemployment is concentrated in particular places. This distinction anchors Gottfried Haberler’s 1944 review of Robert R. Nathan’s Mobilizing for Abundance, a popular exposition of the Keynes–Hansen theory of oversaving. Haberler accepts that preventing a deflationary spiral helps governments address local economic troubles; he objects to treating aggregate demand as a sufficient diagnosis of postwar difficulties. His criticism turns on what Nathan leaves out: resource maldistribution, wage and price rigidity, labor mobility, and inflation. The review offers a pointed account of the difference between making economic policy accessible and making it deceptively simple—and of how prescribing demand stimulus under unsuitable conditions could discredit that policy when it is genuinely needed.

A currency can look stable while rationing and trade controls conceal the pressures that would undo its exchange rate. In this 1945 article, Gottfried Haberler asks how governments should set postwar rates when recorded prices offer unreliable evidence and devastated economies face urgent import needs. He treats purchasing-power parity as a useful but crude guide, judging rates instead against the domestic price policies and removal of controls that countries can realistically sustain. His case for initially low valuations in continental Europe is conditional: undervaluation may ease liberalization and avoid confidence-damaging depreciations, but it also raises prices and can worsen the terms of trade. The article makes concrete why choosing a rate means choosing which risks of reconstruction to bear.

Expert agreement on postwar economic cooperation did not guarantee that governments would make it possible. This gap shapes Gottfried Haberler’s 1946 review of the conference addresses collected by Arnold J. Zurcher and Richmond Page. Appreciative of the volume’s quality, Haberler tests its proposals against political constraints and uneven economic adjustment. Should aid be withheld if outright gifts cannot win approval? Can aggregate spending resolve unemployment in depressed regions? His sharpest qualifications concern cartel restrictions sustained by tariffs and optimistic accounts of Britain’s economic prospects. This compact review offers a concrete example of Haberler’s critical method: distinguish desirable principles from feasible policies, and welcome challenges to prevailing opinion without accepting assertions in place of supporting argument.

The gap between theoretical competence and usable economic analysis shapes Gottfried Haberler’s brief review of Hans Böhi’s study of postwar equilibrium exchange rates, prepared for the Swiss government. Haberler credits Böhi’s command of international trade theory and his recognition that price-and-cost comparisons cannot provide an unrestricted purchasing-power-parity rule. Yet he questions an exposition that treats quantitative relationships entirely in words, omits references, and gives familiar terms such as elasticity unusual meanings. Written without knowledge of the Keynes and White plans, the study also stands apart from the monetary debates its subject demands. The review offers a compact example of Haberler’s critical standards: sound theory must also make its reasoning accessible and establish its policy bearings.

An equation can be true at every instant yet fail to explain how income changes. This distinction anchors J. J. Polak and Gottfried Haberler’s brief joint restatement, written to reconcile their preceding contributions on the foreign-trade multiplier. They favour an exports-based multiplier for tracing income adjustment under specified conditions, while warning that an export-surplus formula’s validity as an identity does not establish its causal usefulness. Their treatment of consumption makes the difficulty concrete: a stable relationship between current consumption and previous income need not imply a stable ratio of current consumption to current income. The statement offers a compact lesson in what multiplier reasoning requires—explicit timing, defensible assumptions about constant parameters, and restraint where the available relationships cannot support a general prediction.

Can an expansion of exports generate successive rounds of income when imports rise alongside it? In this 1947 comment, Gottfried Haberler challenges Polak’s foreign-trade multiplier analysis by separating accounting identities from causal sequences. A formula that balances income and expenditure does not, he argues, explain how spending unfolds over time. His distinctive concern is with the assumptions behind the calculation: which expenditure is autonomous, how imports respond to income, and whether the relevant behavioral relationships are stable. Haberler allows that balanced trade can bring idle resources into production, but insists that gains from trade need not be multiplier effects. The reader gains a precise way to distinguish an increase in output from a process of expenditure multiplication—and to see why apparently rival formulas may describe different economic situations.

Anything may happen, but what happens cannot be deduced from the income equation.

Ten years after The General Theory appeared — and in the year of Keynes's death — Haberler set out to weigh the book as a scientific system rather than an object of discipleship, a verdict he revisits sixteen years on without softening it. He grants Keynes the systematic use of income effects, the multiplier, and a transformed vocabulary of macroeconomic model-building, but denies any overturning of monetary and cycle theory's logical foundations. The demonstration of a static competitive underemployment equilibrium, he argues, rests entirely on money-wage rigidity; admit flexible wages and the Keynes and Pigou effects erode it. Say's Law, properly stated, had already been abandoned by serious neoclassical theorists. Praise without idolatry is the essay's discipline.

Hero worship is nowhere less appropriate than in science.

Generating models that oscillate is not the same as explaining actual business cycles. In his contribution to this 1949 collective discussion, Gottfried Haberler asks how researchers can choose among proliferating theories without dismissing what they already know. His criticism cuts both ways: ambitious econometric techniques may promise more than they deliver, but failed research programmes can still leave useful evidence and methods. Against the search for one encompassing explanation, he proposes testing narrower causal claims through historical as well as statistical evidence. Readers can discover a concrete alternative to both theoretical overconfidence and theory-free measurement: inquiry centred on income, employment, and the limited propositions that economists can reasonably share.

However, the more models we have, the less we seem to know of the real business cycle.

Currency depreciation can increase exports and reduce imports yet still worsen the balance of payments. In this 1949 article, Gottfried Haberler explains why physical trade responses do not settle the monetary question: prices, supply elasticities, and the currency in which the balance is measured also matter. His distinctive approach traces foreign-exchange demand and supply back through trade schedules to domestic production and consumption, showing how stable commodity markets can coexist with an unstable currency market. Readers can discover both the limits of familiar elasticity rules and the difference between an adjustment that works in principle and one that requires impractically large exchange-rate movements. Haberler also separates weak trade responses from inflationary expenditure shifts that can undo depreciation’s initial gains.

Rebuilding a scholarly discipline after a world war is partly a matter of statutes, dues, and committee votes — and this report captures economics doing exactly that. Writing for the American Economic Association, Haberler argues for joining the newly forming International Economic Association, whose design meets the conditions Princeton had set: a modest structure resting on existing national bodies, financed but not governed by UNESCO, and cheap to support at $200 in annual dues. He recounts the April 1949 Paris meeting, the draft statutes reviewed paragraph by paragraph, and the interim slate of officers awaiting the Council's confirmation. Behind the procedural surface lies a real transition: economics reconstituting itself as an organized international profession through deliberately limited cooperation.

In accordance with the Interim Arrangements provided in the Draft Statutes, the Interim Committee nominated Professor Schumpeter as President, M. Rueff as Vice President, and Ronald Walker (Australia) as Treasurer of the I.E.A.