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Prosperity and Depression.pdf

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Chap. , Ullder-COll~rIl1lJption 11Jeories 137insufficient to absorb the new capital goods as they are completed.The obscurity will remain·in the absence of answers to the initialquestion as to what changes in the flow of money from saving tospending, from spending to saving, or from one branch ofspendingto another, are capable of restoring equilibrium or forestallingdisturbance. 1Unfortunately, explicit answers to this question are few <strong>and</strong> farbetween. But, since we are interested rather in possible theories(that is, in hypothetical explanations) than in theorists <strong>and</strong> theirdoctrines, we may leave the matter there.§ 4. THE FAILURE OF WAGES TO RISE SUFFICIENTLY AS THE CAUSEOF THE EXCESSES OF THE BOOMIn its bare outline, the argument is this. TheLag inwage-riseprosperity phase of the cycle is characterised by agreat increase in the production of capital goods.Islil1JllJales The breakdown is caused by U over-investment".invlstmlnt. (As will be seen later, it is not always clear exactlywhat the authors whose theories are discussed inthis section mean by over-investment.) The ,necessary stimulus<strong>and</strong> the necessary funds for these investments are derived, in. partat any rate, from the excessive profits of entrepreneurs. Thisprofit-inflation can <strong>and</strong> must arise because wages <strong>and</strong> certain otherincomes fail to advance in harmony with rising prices or fallingcosts due to rapid technical progress.This theory has been used to explain the business cycle in generalby· E. LEDERER 1 <strong>and</strong> E. PREISER.8 In recent writings, it hasfrequently been advanced as an explanation ad ~ of the lastAmerican boom. tIt is obviously closely connected with the monetary overinvestmenttheory. A certain l~g of wages or other income1 Cases are of course conceivable in which no such change would besufficient to restore equilibrium.s Lederer, Ope cit., pages 393 <strong>and</strong> 394.• Preiser: Gftundzuge dey KonjunktuytkeoYie, 1933., Ct. A. D. Gayer : ~fonetaY~J Policy <strong>and</strong> Economic Stabilisation, pages113-131, 1935, <strong>and</strong> A. B. Adams: Our Economic Revolution, pages I-IS,1934·

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