Explains that the public sector is a major buyer of goods and services. In the mid‐1980s discriminatory (buy national) public purchasing was identified as one of the barriers to the completion of the Single European Market. Studies suggested that a more liberal public purchasing regime would...

We introduce a cost of location into Hotelling’s (1929) spatial duopoly. We derive the general conditions on the cost-of-location function under which a pure strategy price-location Nash equilibrium exists. With linear transportation cost and a suitably specified cost of location that rises...

I model optimal product-market competition policy when industriesdiffer inthe potential for quality-improving technological advance. In a two-periodmodel, a competition authority with limited resources administers adeterrence-based competition policy toward two industries. In one...

Although the Cold War is over, the dangers of international armed conflict remain. Multinational talks about restricting the arms trade stalled in 1992. If they resume, what should the British attitude be towards participation in a multilateral agreement to limit arms exports when such exports...