They are not looking to commit new federal money to a problem that has been the states' burden for 150 years.
He demanded scientific evidence that a program could work before committing money to it.
In the previous round, they said, the donors did not begin to commit money until after the grant process was well under way.
Investing is to commit money or capital in order to gain a financial return.
Foreign investors remain reluctant to commit money to Iraq because of the security problems here.
The companies did not say how much money they were committing to the joint venture, though the relationship is still limited.
It is the first time in a decade that the state has committed money to building new prisons.
Under the new policy, the federal government has committed money to the cleanup, apparently without limit.
"If somebody has committed other money and doesn't want to go with us until 1994," he added, "I'll know how bad it is."
To accomplish that, Congress would have to commit money soon.