Yet even setting aside doubts about how far this is desirable (it is hard to believe growth in India or Brazil would have reached today's levels without foreign capital), the studies raise questions about whether capital controls are really the right response.

ECONOMIST: Economics focus

The cumulative effect is that Egypt is fast becoming a Middle Eastern version of Haiti: a country without meaningful tourism, minimal foreign investment, massive capital flight, and eventually an exodus of its best and brightest.

FORBES: The Brotherhood's Agenda, Cairo's Catastrophe

If this is the chosen route, Capital One offers the most credit cards without Foreign Transaction Fees.

FORBES: Avoiding Credit Card Ripoffs While Abroad