We develop a general equilibrium model of monopolistic competition with a traded and a non-traded sector. Using a broad class of homothetic preferences - that generate variable markups, display a simple behavior of their elasticity of substitution, and nest the ces as a limiting case - we show...

Monetary policy affects the degree of strategic complementarity in firms pricing decisions if it responds to the aggregate price level. In normal times, when monopolistic competitive firms increase their prices, the central bank raises interest rates, which lowers consumption demand and creates...

This chapter analyses the tensions between books and book markets as expressions of culture and books as products in profit-making businesses and includes insights from the theory of industrial organisation. Governments intervene in the market for books through laws concerning prices of books,...