Yet deep-seated distrust of the government's handling of money matters lingers among ordinary Zimbabweans, depriving banks of the deposits they need to drive a faster economic expansion that might ease some of the country's tensions.

WSJ: Hanging On to Dollars in Zimbabwe

Yet a deep-seated problem in the sector must be the presence of too much capital chasing too high a return.

ECONOMIST: The limits to removing banks' conflicts of interest

Yet Germany has a deep-seated reluctance to relieve economic pain with deficit spending.

ECONOMIST: Angela Merkel

Brazil's striking recent success at combating inflation may not last: it has yet to solve its deep-seated fiscal problems.

ECONOMIST: Floating with an anchor

Yet if they are failing to tackle deep-seated problems across the province, such as segregation in housing and education, they are leading by example: their political co-operation has gone hand in hand with remarkably improved personal relations.

ECONOMIST: Elections in Northern Ireland

Yet Russia's resentment of America seems more deep-seated.

ECONOMIST: Russia��s world

And yet this too is liable to be a patchy marriage, because the rivalry is so deep-seated.

FORBES: Turkey, Between Rocks and Hard Places