Theoretical and experimental studies have shown that mate choice copying is a viable mating strategy under certain conditions. Copying experiments in fish have been conducted primarily in the laboratory, except for one study conducted in the field under artificial conditions. We investigated...

The collapse of command economies in the Second World, and the monopoly of structural adjustment as prescribed development policy for the Third World, have thrust incentives to the center of debates about economic policy. As one political economist declares, “Few economists today would dispute...

For the World Bank the “achievement of sustained and equitable development remains the greatest challenge facing the human race.” But equitable development has not been achieved. We must not, therefore, merely sustain the kind of development we already have.