In 2013, the U.S. GDP was approximately

Along with currency not in banks and deposits in checking accounts, what is another component of the M1 measure of money?

A) traveler's checks B) debit cards C) credit cards D) prepaid accounts

Suppose a chemical plant regularly dumps chemicals into a river that must be cleaned up before farmers located downstream can use the water on their crops

Dumping the chemicals into the river saves the chemical plant $750,000 in yearly disposal costs and cleaning the water costs farmers $825,000 each year. Explain what the benevolent social planner would like to see happen in this case.