Funding for canals came from which of the following sources?

An ____________ identifies all the combinations of capital and labor that can be purchased at a given total cost.

Fill in the blank(s) with the appropriate word(s).

Which of the following is NOT true about subprime mortgage loans:

A. They played a central role in the financial crisis of 2007-2008 B. They were encouraged by the Federal government for many years before the financial crisis C. They had always been discouraged by the government, and even banned in some cases D. They were considered high-risk loans because the borrowers had poor credit ratings