A dynamic model of the product lifecycle of (nearly) homogeneous durables in polypoly markets is established. It describes the concurrent evolution of the unit sales and price of durable goods. The theory is based on the idea that the sales dynamics is determined by a meeting process of demanded...

Portuguese Abstract: Exploramos vários jogos diferenciais para simular a competição entre duas firmas em Preço, Publicidade, e Preço e Publicidade simultâneamente. Os resultados reforçam conclusões importantes na literatura e complementam-na, permitindo analisar a competição em dois...

Economists typically locate the origins of the theory of externalities in A.C. Pigou's The Economics of Welfare (1920, 1932), where Pigou suggested that activities which generate uncompensated benefits or costs—e.g., pollution, lighthouses, scientific research—represent instances of market...

Brands matter. In modern times, brands and brand management have become a central feature of the modern economy and a staple of business theory and business practice. Coca-Cola, Nike, Google, Disney, Apple, Microsoft, BMW, Marlboro, IBM, Kellogg’s, Louis-Vuitton, and Virgin are all large...

Italian Abstract: L'obiettivo di questo capitolo è il rapporto tra la funzione di costo, che stilizza le ipotesi sui rendimenti di scala, e la funzione d'offerta dell'impresa concorrenziale, singola e aggregata. Useremo la teoria microeconomica standard della produzione allo scopo di...

As paid search becomes the mainstream platform for online advertising today, competition further intensifies. The main objective of this research is two-fold. On the one hand, we want to understand, in the context of paid-search advertising, the effects of competition (measured by number of ads...

The static equilibrium dominant firm price leadership model is traced to a seminar presentation by Karl Forchheimer in 1906, who seems to have originated the concept of a dominant firm facing competition from fringe rivals maximizing profits on the basis of residual demand--industry demand less...

This is an entry produced for the Handbook of the History of Economic Analysis, edited by Gilbert Faccarello and Heinz D. Kurz (eds). Volume 3. Cheltenham, UK and Northampton, MA, USA: Edward Elgar, forthcoming. We analyze competition as rivarly in a race, as a specific market structure, and as...