In a two-region model of bilateral trade with global pollution, we study how the unilateral implementation of emissions taxes affects the region. To offset the decrease in its industry?s competitiveness, the regulator of the region may implement borders adjustments such as export subsidies or...

This paper offers some results on the comparison of the costs and benefits associated to the Public-Private Partnerships and to the traditional mode of public contracting. We conclude by explorng the limits of the model. Classification JEL : H11