Services form an increasing proportion of the inputs used in manufacturing. We explore empirically whether competition in the service sector affects downstream manufacturing firms’ efficiency, via the inputs used. Using French micro-data for services, we calculate proxies for competition in...

We develop a new general equilibrium monopolistic competition model with variable demand elasticity, heterogeneous firms, and multiple asymmetric regions. Wages, productivity, consumption diversity, and markups across firms and markets are all endogenously determined and respond to trade...