Slack and surplus variables are used in simplex only for the solution of maximization problems

The state law that requires real estate contracts to be in writing and signed by the parties to be legally enforceable is the:

A. Statute of frauds. B. Anti-trust laws. C. Federal Fair Housing Law. D. Statute of limitations.

The government's role in encouraging the policy set forth by the Pollution Prevention Act of 1990 is one of providing a(n) "________" as opposed to the "________" of direct end-pipe regulations

A) end; means B) carrot; stick C) recommendation; mandate D) path; destination