School vouchers are one of the most contested issues in educational policy. Yet, various survey data often yield different results on support for vouchers {Moe 2001}. Voucher opinions are better understood by looking at American people into several demographical and geographical segments....

Despite many claims by high-ranking policy-makers and some scientists that climate change breeds violent conflict, the existing empirical literature has so far not been able to identify a systematic, causal relationship of this kind. This may either reflect de facto absence of such a...