This paper examines the impact of price competition on advertising/R&D expenditure and market structure. A general theoretical result is derived, which restricts the space of possible outcomes regarding the behaviour of concentration and advertising/R&D expenditure following an intensification...

This paper examines the impact of firms' conduct on market structure. It studies the evolution of concentration in UK manufacturing following the abolition of cartels using a theoretical framework based on Sutton's theory of market structure and a panel data set of four-digit industries over...

I examine the factors facilitating or hindering collusion using a comprehensive data set on the incidence of price-fixing across UK manufacturing industries in the 1950s. The econometric results suggest that collusion is more likely the higher the degree of capital intensity and less likely in...