Recent studies find that idiosyncratic risk (IR) has increased since the 1960's and attribute this to economy wide factors such as the role of the IT revolution. To gain further insights into why IR has increased over time, our paper uses industry level data and firm level data to study if...

Periods of Schumpetarian creative destruction are well captured by indicators of turbulence that highlight changes in inter-firm variety, such as the market share instability index and relative growth rates. Entry/exit rates do not always serve this purpose. The point is illustrated through the...

This paper outlines a multisector dynamic model of the convergence of market prices to natural prices in conditions of fixed technology and composition of demand. Prices and quantities adjust in real-time in response to excess supplies and differential profit-rates. Finance capitalists earn...

This paper describes a nonlinear dynamic model of the convergence of market prices to natural prices in a multisector 'simple production' economy under conditions of a constant technique and composition of demand. Prices and quantities adjust in real time according to the classical principle of...