The Cambridge Companion to HayekF. A. Hayek (1899 1992) was among the most important economists and political philosophers of the twentieth century. He is widely regarded as the principal intellectual force behind the triumph of global capitalism, an 'anti Marx' who did more than any other recent thinker to elucidate the theoretical foundations of the free market economy. His account of the role played by market prices in transmitting economic knowledge constituted a devastating