"You have the aging out of the current superintendents, and the pool of applicants is shrinking.
And the pool of applicants for administrators, guidance counselors, school nurses and librarians is also shriveling.
And the pool of Democratic heavyweights who could make a difference is small.
And the pool of available replacements is finite, he said: "What do you do?
The country is rapidly ageing, and the pool of hungry young workers is shrinking.
Commercial rents are obscenely expensive, especially in London, and the pool of social housing has shrunk to unsustainable levels.
As the number of workers shrinks and the pool of pensioners grows, such plans are coming under strain.
"Mental health services are highly complex and the pool of experienced commissioners is very small," argues the centre.
And the pool of ladies would be much, much larger if he were willing to expand his search to outside of London.
In other words, even for an M.B.A., the odds of landing such a job are long -- and the pool of potential hires for the consulting firms is deep.
But a number of churches and synagogues are finding that filling vacancies takes much longer than it once did, and the pool of candidates has shrunk.
