Franz Xaver Weiß · Year unverified
Franz Xaver Weiß’s signed encyclopedia supplement surveys recent interest theory while advancing a critical reconstruction of Böhm-Bawerk’s explanation. Its two principal sections distinguish the origin of capital interest from the determination of its rate; the latter examines saving and monetary intervention. The organizing argument is that interest arises from the temporal organization of production and consumption. Technical productivity, entrepreneurial innovation, unequal ownership, and credit creation cannot adequately explain it without accounting for the competing claims of present and future provision.
Weiß groups theories emphasizing this relationship under “time-difference theories,” a category broader than Böhm-Bawerk’s explanation through the premium on present goods. He reconstructs Böhm-Bawerk’s three grounds: differences between present and expected future provision, systematic underestimation of future needs, and the greater productivity of roundabout production. Against psychological reductions of this account, Weiß distinguishes an erroneous undervaluation of future goods from a lower valuation warranted by circumstances. Capital productivity, meanwhile, operates through valuation rather than generating interest independently of it.
His central correction concerns the supposedly technical superiority of longer production processes. Roundabout production shifts productive effort earlier through the manufacture of machinery and other intermediate goods. What matters is the average interval between productive inputs and final consumption, not simply the elapsed duration of manufacture. But different production methods employ different kinds of inputs, undermining comparisons based on a common physical unit:
Es fehlt daher an einer technischen Einheit, mittels welcher der Erzeugungsaufwand verschieden langer Produktionswege bzw. von Gebrauchsgütern verschiedener Dauerbarkeit gemessen werden könnte.
English translation: There is therefore no technical unit by means of which the production expenditure of production processes of different lengths, or of consumer goods of different durability, could be measured.
Comparisons must consequently concern value, not merely quantities. Weiß also follows Cassel in treating durable productive and consumer goods together: both commit present resources to services extending into the future. Their potentially greater value yield is not an unconditional technical fact. Expanding their production changes the relative abundance, and therefore the valuation, of present and future goods.
Jede Verlängerung von Produktionswegen bedeutet — am leichtesten erkennbar bei erhöhten Aufwendungen zur Erzeugung dauernder Güter — eine verstärkte Anwendung gegenwärtiger Produktivkräfte für künftige Zwecke, demnach eine Verschlechterung der gegenwärtigen Güterversorgung zugunsten der Zukunft.
English translation: Every lengthening of production processes means—as is most readily apparent in increased expenditure on producing durable goods—a greater application of present productive forces to future purposes, and thus a deterioration of present provision with goods in favour of the future.
This supplies the mechanism missing from a purely technological explanation. Even without mistakenly discounting future needs, people need not sacrifice present provision for every available future gain. If interest disappeared, familiar longer processes would become profitable, diverting resources from current consumption. Scarcity of present goods, demand for loans, and pressure on wages would restore interest. Weiß presents this as a clarification of reasoning already central to Böhm-Bawerk, rather than its wholesale replacement.
The survey of competing explanations tests this mechanism against theories locating interest elsewhere. Schumpeter makes interest a portion of entrepreneurial profit generated by development and financed through newly created purchasing power. Weiß accepts this as a source of credit demand but rejects its exclusivity: extending railways, housing, or other durable facilities can involve straightforward imitation rather than entrepreneurial leadership. Such opportunities remain unused because capital is scarce and interest makes them unprofitable.
Es ist unrichtig, daß es in der Statik keinen Zins geben könne; vielmehr ist ein statischer Zustand ohne Zins undenkbar.
English translation: It is incorrect that there can be no interest in a static economy; rather, a static state without interest is inconceivable.
Against Oppenheimer’s explanation through landed monopoly and related accounts emphasizing power, Weiß distinguishes functional attribution of output to productive factors from its personal distribution among owners. Equal ownership would alter recipients without removing intertemporal calculation, even in a communal economy. Lederer’s population mechanism likewise identifies a source of dynamic gains rather than explaining interest generally. Strigl’s residual account cannot establish why a surplus belongs to capital; Hahn’s monetary account becomes a principal target of the final section.
On interest rates, Weiß rejects a simple correspondence between higher returns and greater saving. Wealth accumulation has diverse motives, while interest affects the capacity to save as well as its incentive. He accordingly questions Cassel’s proposed absolute lower bound: inheritance motives, preservation of principal, and the limited uptake of life annuities weaken an argument based chiefly on remaining lifespan.
The monetary analysis distinguishes the natural or real rate from the loan rate. Credit expansion can redirect productive resources without voluntary saving, reducing fixed-income recipients’ purchasing power through inflation. Weiß allows that modest, short-lived expansion may finance productive adjustments before counterforces become decisive. Sustained suppression of interest, however, lengthens production beyond available real resources, intensifying shortages, input prices, borrowing requirements, and inflation expectations. Incomplete anticipation of depreciation then produces sales below replacement cost:
Aus dem erzwungenen Sparen wird eine erzwungene volkswirtschaftliche Verschwendung.
English translation: Forced saving turns into forced waste of the economy’s resources.
The supplement’s significance lies in connecting interest theory, distribution, and monetary disturbance through one mechanism: providing more abundantly for the future has present costs. Weiß’s conclusion is therefore methodological as well as substantive—interest becomes intelligible only when the timing of production, consumption, and valuation is followed through its consequences.
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