Others worry that these schools may drain funds from existing colleges.
Cold air also may drain from higher elevations to create "frost pockets" in low-lying valleys.
We may drain the marshes, level forests and replace meadows with malls, exiling some animals.
But, as Murakami must have realised when committing to that image, some water may drain away or evaporate.
That should make them more responsive to consumer demand.However, the same process may drain away resources from less fashionable areas.
It's a costly accounting strategy that may drain cash, leaving firms more vulnerable to the economic turmoil.
For example, while water may drain from existing tundra lakes through thawed ground, other ponds and lakes may form in thawed spots where the surface sinks, creating more aquatic habitat.
And in each of those places, political history suggests that black voters could make up a significant share of the electorate, particularly in states where competitive Republican primaries may drain white voters from the Democratic contests.
The big worry is that the outflow may drain the country of its best brains, especially in industries where the salary gap between east and west is large and the skills are readily transferable.
And if there is a run, hedge funds, whose assets under management have tripled this decade to about $1.5 trillion, may drain liquidity rather than provide it.Safety catchesThe industry has tried to deal with these concerns.
It may cause overcrowding and cultural tension, it may be economically traumatic for some people, and it may drain poorer countries of their own talent, but it is undoubtedly good for growth, which is why business leaders consistently call for more of it.
