Die monetaristische Geldtheorie gesteht zwar dem Geld als Luxusgut einen eigenen Nutzen zu, gelangt aber erst durch eine kritische Synthese mit der keynesianischen Liquiditätstheorie des Zinses zu sinnvollen Ergebnissen. Sowohl Milton Friedmans Idee, das Wohlfahrtsoptimum durch eine Deflation...

Feenstra and Ma (2008) develop a monopolistic competition model where firms choose their optimal product scope by balancing the profits from a new variety against the costs of cannibalizing sales of existing varieties. While more productive firms always have a higher market share, there is no...

This paper uses an oligopoly model with heterogeneous firms to examine how an industry adjusts to rising import competition. The model predicts that in the short run the least efficient firms in the industry become inactive, surviving firms face a fall in output, mark-ups and profits, and the...