Contemporary migration studies witness an increasing interest in the socio-economicrole of networks of migrants. Such networks are sometimes even regarded as the mostimportant attraction and location factors for migration, and may even exceed purelyeconomic factors like unemployment and wage...

Substantial differences exist among fuel taxes in various countries. Thesedifferences represent a form of fiscal competition that has undesirable side effects because it leads to cross-borderfuelling and hence to extra kilometres driven.One possible way of solving the problem of low fuel taxes...