What is the impact on intra-national trade and regional economic outcomes when the quality and lane-capacity of an existing paved road network is expanded significantly? We investigate this question for the case of Turkey, which undertook a large-scale public investment in roads during the...

I consider the effect of empathy towards others on the internalization of interpersonal externalities and on private contributions to the provision of public goods. I show that if preferences are empathetic in the sense of depending on the well-being of others, then in an extreme case external...

I consider the effect of caring, empathy, altruism or positive reciprocity towards others - which I collectively call positive preference interdependence (PPI) - on the internalization of interpersonal externalities and on the level of private contributions to the provision of public goods. I...