 
 <prompt> Wetin fit dey learn from di research? Based on di question wey dey above, write one context wey contain di answer. E fit be 1 - 20 sentences. Context: <response>: ```Hayek principal investigations for economics na capital, money, and the business cycle. Mises bin don apply di concept of marginal utility to di value of money for im Theory of Money and Credit (1912), where e also propose explanation for "industrial fluctuations" based on di ideas of di old British Currency School and Swedish economist Knut Wicksell. Hayek use dis work as starting point for im own interpretation of di business cycle, elaborating wetin later become known as di "Austrian Theory of the Business Cycle". Hayek explain di Austrian approach for more detail for im book wey e publish for 1929, wey English translation come out for 1933 as Monetary Theory and the Trade Cycle. For there e argue say na monetary approach dey cause di cycle. For im Prices and Production (1931), Hayek argue say di business cycle dey result from di central bank inflationary credit expansion and how e dey spread over time, wey dey lead to capital misallocation wey dey caused by di artificially low interest rates. Hayek talk say "the past instability of the market economy na because dem no dey regulate di most important regulator of the market mechanism, money, from being regulated by the market process".``` 