The fear is that this flow could suddenly reverse if interest rates start to rise.
But on Monday, with the lake rising, the flow in the canals reversed.
The traditional flow of capital reversed as the oil exporting nations accumulated vast wealth.
But in May, several fund managers said, the flows reversed.
Since then, the flow of artists has all but reversed direction.
But the flow has not reversed as once-hot funds have absorbed investment losses in recent months.
As if time could be restored, its flow reversed.
And last week, when stock prices fell more sharply, the flow reversed.
The flow of men across the field reversed as they swept back toward the city.
Since September 2008, however, the flow of capital has once again reversed.