This paper shows that, in case of differentiated products mixed duopoly, environmental damage increases (decreases) with the level of privatization, if the level of privatization is less (more) than certain level. It also shows that partial privatization is optimal from the social welfare point...

We study school choice and school efficiency in terms of secondary school completion test scores by utilizing a unique database from Nepal. There are two novel features of our analysis: firstly we allow for heterogeneity among private schools, by distinguishing socially motivated trust-run...