The archive.

Historical outcomes, Schumpeter insists, are never explained by naming conditions such as population, capital, or tariffs, since the same factor acts differently through the mechanisms by which an economy answers it. His governing distinction separates the adaptive response, adjustment within existing practice, from the creative response, action outside that range that reshapes the path irreversibly. The agent is the entrepreneur, defined by function rather than social station: not necessarily capitalist, owner, or inventor, but whoever gets a new thing done. Through the example of producing caviar from sawdust he isolates entrepreneurial profit as a temporary surplus erased by imitation, and argues that innovation destroys old capital rather than reallocating it smoothly. A closing inquiry, whether routine, research teams, and bureaucracy will dissolve the entrepreneurial function as capitalism matures, turns the analysis toward the durability of bourgeois civilization itself.

The competition of the man with a significantly lower cost curve is, in fact, the really effective competition that in the end revolutionizes the industry.

Once the Exchequer acquires a duty to stabilize aggregate demand, the old arithmetic of matching revenue to authorized expenditure no longer suffices. Written in 1947 in the wake of Keynes, this essay treats every fiscal stream as a force acting on monetary demand relative to the supply of goods, and builds a pair of indices—deflative P and inflative Q—to measure the initial thrust of a specified receipt or disbursement before secondary reactions unfold. Shackle's taxonomy of pensioners, policemen, postmen, palace-builders, and paper-makers shows why a payment that adds no saleable output pushes prices up while a purchase for resale may prove deflative. A tax label alone, he insists, never fixes the direction of pressure; only the composition of spending does.

The Exchequer, in deciding the size, method and timing of its levies and disbursements, must nowadays be guided by two quite distinct sets of considerations.

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.

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.

Provisional notes rather than a finished theory, this essay asks how economists and historians should define, measure, and explain long-run change without turning theory into metaphysics. For Schumpeter theory is only an empirical toolbox: growth itself has no all-purpose measure, and he adopts the rise of trend per capita output merely as a working definition. His three theses cut against reductionism, that growth cannot be isolated from politics, institutions, and habit, that no single factor explains it, and that it interacts reciprocally with its supposed causes, while he rejects Marxist determinism outright. Naming a factor like war or the sixteenth-century Spanish precious-metal inflation is worthless, he argues, until its mechanism is specified. Against the automatism of the Smith-Mill-Marshall tradition he sets the creative response and entrepreneurship, the recombination of resources that no prior condition can predict.

Economic growth is not an autonomous phenomenon, that is to say, it is not a phenomenon that can be satisfactorily analyzed in purely economic terms alone.

Economic planning already operates within capitalist cartels and trusts: for Hans Bayer, the question is not whether to plan, but how planning can serve freedom rather than concentrated power. This 1947 critical review essay challenges Hayek’s identification of planning with dictatorship, drawing on Hermann Finer while developing Bayer’s own case for democratic coordination. Its distinctive proposal retains competition, private enterprise and prices as signals of individual needs within a partly socialized economy. Bayer also shifts the test of freedom from formal permission to buy goods to the actual means to obtain them, including protection against prolonged unemployment. Readers encounter a pointed dispute over whether prices and democratic oversight can reconcile collective direction with personal initiative—and whether market insecurity itself limits liberty.

Scare quotes do deliberate work in this programmatic restatement of liberalism: the pretended defenders of 'free enterprise' are often, Hayek charges, defenders of tariffs, cartels, and privilege who fear real rivalry as much as any socialist. A genuine competitive order, he insists, is no natural growth that appears wherever the state withdraws; it depends on law—property rules, contract, monetary stability, limits on coercive private power—deliberately built to keep rivalry effective. From this juridical liberalism he attacks the mechanical extension of property to patents and trademarks as a manufacture of monopoly, criticizes steep progressive taxation for eroding the social mobility and independent means that sustain free opinion, and refuses to demand discipline of trade unions before employers have surrendered their own protections. The long-run battle, he argues, is over beliefs, not present political feasibility.

The purpose of a competitive order is to make competition work; that of so-called “ordered competition,” almost always to restrict the effectiveness of competition.

Gerhard Tintner’s 1948 review of Paul Anthony Samuelson’s Foundations of Economic Analysis turns admiration for mathematical rigor into a pointed question: what can maximizing behavior alone tell us about actual economic conduct? Writing from an econometric perspective, Tintner praises Samuelson’s theoretical achievement while challenging the narrow assumptions behind its treatment of dynamics. His most concrete objection concerns expectations and uncertainty: understanding how anticipations form, he argues, offers a more useful bridge from statics to dynamics than formal relations among equilibria alone. This short review lets readers examine the distinction Tintner draws between powerful economic mathematics and empirically informative economics—and why he regards statistical investigation as a necessary complement, rather than an alternative, to theory.

Dismantling nationalist myths does not guarantee a convincing account of the past—or a democratic future. In this 1948 review of Rustem Vambery’s Hungary, To Be or Not To Be, Richard Schüller praises the author’s attack on Magyar self-glorification while questioning his treatment of Habsburg rule and his confidence in Soviet-backed reconstruction. Schüller’s distinctive objection is that Vambery hopes for a Danubian federation and customs union while discounting the regional integration the Austrian Empire had provided. Minority expulsions, political purges, and restrictive press legislation further test those hopes. This brief review offers a pointed distinction between the courage required to criticize an old ruling order and the judgement needed to assess its successor.

How did two reformers turn private conviction into institutional influence? Reviewing Beatrice Webb’s Our Partnership, Hayek admires the Webbs’ patient, often anonymous work through journalism, education, hospitality, and cross-party contacts while opposing the collectivist ends it served. His sharpest tension concerns independence: he argues that private resources enabled their socialist campaigning in ways their preferred society would not permit. The memoir’s accounts of Poor Law Commission work also prompt him to ask whether their research tested political commitments or assembled support for settled conclusions. This 1948 double review, closing with a brief, favourable assessment of Edgar Reichel’s study of Fabian socialism, offers a concrete account of intellectual influence alongside Hayek’s critical scrutiny of claims to disinterested expertise.

When does economic research justify policy advice, and when do its conclusions outrun its assumptions? In this 1948 review of the National Bureau of Economic Research’s anniversary collection, Fritz Machlup tests the reasoning that connects theory, evidence, and intervention. He challenges Harold G. Moulton’s claims to have displaced obsolete doctrines and questions Jan Tinbergen’s case against exchange-rate adjustment, distinguishing domestic-currency import expenditure from demand for foreign exchange. His praise for John Jewkes’s analysis of British employment policy supplies a contrasting standard: practical experience should sharpen questions about inflation, administrative limits, and the evidence still needed. The review offers a compact encounter with Machlup’s critical method—asking whether a proposition holds generally, under what conditions it holds, and whether those conditions support the policy proposed.

An economist’s legacy can reside as much in the research he makes possible as in the books he writes. In this brief 1948 obituary, reprinted in 2013 with editorial annotations and a correction, Hayek honours Wesley Clair Mitchell’s empirical study of business cycles, his role in American institutionalism, and his ability to sustain collective inquiry through the National Bureau of Economic Research. Hayek distinguishes Mitchell’s dissatisfaction with theory from ignorance of it, offering an appreciative account of a different conception of economic science. The portrait gives readers a concrete view of how teaching, collaboration, and institution-building became part of Mitchell’s scientific achievement, while preserving his wider concern with the social sciences’ function in society.