1,549 works, 150 years of economic thought. Each one summarized and searchable, with cited passages inside.
For decades economic theory fixed its gaze on equilibrium conditions while ignoring the process by which markets actually move toward them. Recovering a neglected strand of Hayek's work from the 1930s and 1940s, Kirzner argues that the tendency toward equilibrium is nothing other than a process of learning: participants discover one another's plans, notice their own errors, and revise bids and offers accordingly. He weighs Walrasian tatonnement, Hicksian adjustment, and Samuelsonian stability analysis and finds each assumes away the auctioneer, the price change, and the dispersion it should explain. Competition becomes a discovery procedure rather than a static condition, and Hayek's critique of socialist calculation stands revealed as continuous with his critique of static economics. Where Hayek treats equilibration as an empirical matter external to theory, Kirzner grounds it in Misesian entrepreneurial alertness.
The process whereby the market is understood to move from disequilibrium toward equilibrium is, it follows, to be similarly perceived in terms of knowledge.
Thought is the only thing directly known, and its passing is the raw experience from which time itself is abstracted—an unlikely starting point for a theory of choice, and a deliberate one. Shackle builds from it a critique of deterministic economics: if choice genuinely matters, it must be a beginning, an uncaused cause, a taking-place not already implicit in its antecedents, and its sequels cannot be a ready-made list waiting to be ranked. Possibility, for the chooser, becomes the absence of discernible fatal obstacles rather than a measurable frequency; commitment, not calculation, is the vital act, staking self-esteem on imagined outcomes. Marshalling potential surprise, ascendancy, and focus-gain against frequency probability, he makes investment the exemplary economic act—a symbolic wager on a future whose outcomes can never be exhaustively listed.
Possibility, for the chooser, is the absence of discernible fatal obstacles.
Push subjectivism to its limit and a paradox appears: the most important economic knowledge may be knowledge whose very existence no one suspects. Building on Hayek, Shackle, and Boulding, Kirzner distinguishes the deliberate, cost-conscious search of Stiglerian information economics from spontaneous discovery, the unbidden noticing that comes through perception, conversation, advertising, or accident. Search, he insists, presupposes what it claims to explain, since one must already know enough to know what is worth looking for. The failure to notice an opportunity available for the taking he names a lack of entrepreneurial alertness, and he judges institutions by how well they translate overlooked possibilities into profit that alert actors will seize. The market thus coordinates not merely by economizing on known information but by stimulating learning no one ever set out to acquire.
When we discuss the ways people acquire knowledge, we refer to the ways they acquire the opinions and views, doubts and guesses, as well as certainties, that account for their actions.
Though capital and interest sit at the center of the Misesian system, Mises himself published little on either before 1940, leaving his theory scattered across Socialism, Human Action, and seminar remarks. Reconstructing it, Kirzner presents a radicalized Mengerian subjectivism that severs capital from capital goods: capital is not a physical stock but an accounting concept made possible by money prices and entrepreneurial calculation, while interest expresses the universal preference for present over future satisfaction rather than any productivity of machines or roundabout methods. This purifies Boehm-Bawerk of his residual objectivism, the average period of production and the productivity concessions, and rejects the Clark-Knight vision of capital as a self-perpetuating fund yielding automatic income. In real markets, Kirzner concludes, capitalist, entrepreneur, and factor owner are one, and observed returns blend originary interest with entrepreneurial gain or loss.
Knight correctly characterized Mises as taking an extreme Austrian position on interest by refusing to attribute any explanatory role to the objective, or physical, conditions governing production in a capital-using world.
The moral claim that a person is entitled to what he has produced runs through traditions as opposed as Locke, Mill, Friedman, Marx, and J. B. Clark, yet all of them, Kirzner shows, quietly assume that production means output flowing from owned factors. On that reading pure entrepreneurship, which owns nothing at the outset, produces nothing and earns no ethical title to its gains. Against it he sets a second sense of production: the alert act by which someone perceives a possible plan and brings it into being. Re-reading Locke's labor theory, finders-keepers acquisition, and Samuelson's suspicion of speculative profit, he argues that the entrepreneur may be the producer in the ethically decisive sense. He offers no finished defense of capitalism, but clarifies the ground on which any such defense would have to stand.
The foundation of the whole is the right of producers to what they themselves have produced.
Since its absorption of Walrasian influence, modern microeconomics has left almost no room for the entrepreneur, yet the Austrian line descending from Menger kept market process at its heart. Does the founder himself already hold the theory his successors built? The answer here is scrupulously balanced. Menger treats entrepreneurial activity as a higher-order service of information, calculation, will, and supervision, close to a hired manager's, and his economics is saturated with knowledge, error, uncertainty, and the spontaneous emergence of money. But when Menger builds price theory he excludes error as pathological and lets prices settle instantaneously, so his economic prices describe fully informed economizing rather than discovery. The subjective-value revolution, Kirzner suggests, so absorbed Menger that he never saw the market as a discovery process, a gap Mises and Hayek would later close.
This does not, at least without further extension, imply that a systematic process of adjustment exists in the market, set in motion and fueled by continual entrepreneurial discovery.
For the Walter Eucken Institut's twenty-fifth anniversary, Hayek defends political economy as a science of institutional consequences: socialism may be morally motivated, yet whether its means can reach its professed ends is an empirical and theoretical question. Civilization, he argues, depends not on the small-group instincts of solidarity and altruism but on learned abstract rules, property, contract, competition, and price-guided exchange, that once violated tribal morality yet made the extended order possible. Prices are prospective signals in a catallactic order, not the retrospective rewards that labor theories from Mill to Marx suppose, and no authority can consciously reproduce their knowledge-coordinating work. He reads socialism, finally, as an atavistic revival of primitive solidarity, and indicts the word 'sozial' as a weasel word that hollows out market economy, rule of law, justice, and democracy.
Ich glaube, das Wiesel-Wort par excellence ist das Wort »sozial«.
English translation: “I believe the weasel-word par excellence is the word "social".”
Pigou, Keynes, and Jöhr had built the business cycle partly on waves of optimism and pessimism, and Haberler begins there to stage a wider reckoning with rational expectations at the moment it was reshaping macroeconomics. He grants the new school its central insight, that anticipated inflation erodes any stimulus and no permanent Phillips-curve trade-off exists, but rejects its strong claim that systematic monetary and fiscal policy touches only nominal variables. That neutrality, he argues, assumes homogeneous, model-consistent agents and instantly clearing markets, and so neglects downward money-wage rigidity, unions, and contracts. Invoking Arrow against shared-model assumptions and Barro on the 1973-74 oil shock, he defends limited monetary accommodation when nominal wages cannot fall. His preferred synthesis is Fellner's credibility hypothesis: disinflation works only when wage- and price-setters believe the authorities will persist.
But money illusion is a fairly hardy plant.
Every postwar slump revived the same dread, and by 1980, amid inflation, recession, a weak dollar, and a soaring gold price, it returned with fresh urgency. Whether another Great Depression could strike, Haberler answers by separating trigger from amplifier. The catastrophe of the 1930s, he argues, was largely homemade, a cumulative monetary contraction the Federal Reserve could have arrested, worsened by a fragile unit-banking system, rigid gold-standard parities, and beggar-thy-neighbor protection. Drawing on Friedman and Schwartz, he rejects the Marxist collapse theory, Keynesian secular stagnation, and the Austrian overinvestment account associated with Hayek and Robbins, noting that Robbins himself recanted. A deflationary depression on that model he judges almost inconceivable now, given deposit insurance and flexible exchange rates; the real modern danger is inflationary recession, policy panic, and the protectionism that once turned national rescues into collective ruin.
Money GNP fell by 16 percent, real GNP by 13 percent, industrial production by 32 percent and unemployment shot up from 11 percent in March 1937 to 20 percent in June 1938—all in the short span of 13 months.
Forty years after Schumpeter predicted that capitalism would perish of its own success, Haberler measures the prophecy against the postwar record. Schumpeter, he stresses, was no socialist: his forecast was diagnostic, resting on the claim that capitalism's economic triumphs corrode the cultural and political institutions that shelter it, from aristocratic leadership and the family firm to a bourgeois order steadily undermined by a rising class of resentful intellectuals. Haberler preserves that insight while pressing three corrections. Schumpeter oversold monopoly, much of which lives on state protection rather than creative destruction; his case for socialism's efficiency belonged to the 'logic of blueprints,' which paired comparisons of West and East Germany or Taiwan and China have since demolished; and his gloom about capitalist resilience underrated the growth the postwar decades delivered. The question, Haberler concludes, is how far public planning can go within democratic limits.
“Can capitalism survive? No. I do not think so.”
Bossuet still divides sacred from profane history; Voltaire makes Christianity one episode in the advance of the human spirit, and with that shift, traced through this volume, salvation migrates inside history. Assembled from an unpublished history of political ideas, the argument runs from that opening contrast through Helvétius's sensualist anthropology of closure and the positivism of d'Alembert, Turgot, and Condorcet to Comte's Religion of Humanity and its Grand-Être. Progress becomes eschatology without God, a theogony of substitutes, reason, humanity, nation, class. The French Revolution appears as anti-Christian political religion, Bakunin as naked revolutionary nihilism, and Marx as a gnostic socialist whose dialectical materialism, Voegelin argues, refuses to theorize at all. One shared closure against transcendence links positivism, anarchism, communism, and National Socialism into a single genealogy of modern political religion.
The climax of this is the magic dream of creating the Superman, the man-made Being that will succeed the sorry creature of God's making.
Schönfeld-Illy asks what marginal utility is once it is placed inside the real procedure of economic choice, and answers that it is not a measurable quantum of pleasure but a functional shortcut. Economic agents, he observes, do not measure utility; for one use to be greater than another means only that it holds economic precedence. Grounding subjective welfare in the Gesamtwirtschaftsnutzen — the total utility of an actor's whole stock of goods — he treats calculation as a maximum problem solved not by summing utilities but by weighing performance against counter-performance through successive partial decisions. Marginal utility, he concludes, belongs to the abbreviated procedure agents actually use, distinct from the theoretical utility-orderings behind it. Kurt Leube's preface to this 1924 treatise places its neglected author, a pupil of Böhm-Bawerk and Wieser, between Mises and the generation of Hayek and Machlup.
Die beim Wirtschaften über die Güter zu treffenden Verfügungen werden von dem subjektiven konkreten Nutzen dieser Güter regiert.
English translation: “The dispositions to be made in economic action over goods are governed by the subjective concrete utility of these goods.”