This paper introduces a novel analysis of the classic "persistence of leadership" question, and applies it to a newly constructed dataset for Japanese manufacturing. The analysis rests on an appeal to an empirical "scaling relationship" between current market share and the variance of changes in...

This paper examines the evolution of a skew distribution of firm sizes from the viewpoint of the ?Bounds? approach to market structure. It confines attention to the role played by non-strategic factors (statistical independence, and cost side-effects). A model is proposed, which leads to a...

The papers introduce a new view on systematic dependence between technology of branch and its balance market structure. A number of authors consider as a key element for explanation the relationship the intensity of research and development and rate of distribution concentration. The empirical...

This paper proposes an equilibrium concept for a class of games in which players make irreversible costly decisions; these games have been widely used in the recent I.O. literature. The equilibrium concept is defined, not in the space of strategies, but in the space of (observable) outcomes. It...

The globalisation process is analysed in a model where firms differ in productivity and quality. A lower bound to quality emerges, below which firms cannot sell, however low their (local) wage rate. The range of quality levels between the maximum and this lower bound shifts upwards when trade is...