Policy efforts to revitalise entrepreneurship and investment in Spain are key to generating growth and new jobs. The government has a substantial reform program to make it easier to do business in Spain, which should in some cases be deepened. Boosting economic growth requires a new generation...

China’s regions have been experiencing impressive growth over the past decades, but their potentials could be better exploited by creating a single product and labour market. Local protectionism increases transaction costs and hinders competition, thereby taking a toll on productivity....

The static model of two sided markets proposed by Rochet and Tirole analyses optimal pricing of a monopolistic platform at the equilibrium point. Their framework implicitly assumes that for each prices set by the platform, the equilibrium number of users on each side will be unique. However,...