Allowing firms to cooperate in their R&D is an industrial policy, which has received much attention in recent economics literature. Many of these contributions are based on the seminal analysis of d'Aspremont and Jacquemin (1988). We provide a general version of their model, which encompasses...

The theoretically necessary and sufficient condition for the correspondence between `revealed'comparative advantage and pre-trade relative prices derived by Hillman (1980) is analyzed empricially for virtually all countries of the world over an extended period of time. This yields 10 stylized...