Refer to Figure 4.6, which shows David's and Celeste's individual supply curves for flower arrangements per week. Assuming David and Celeste are the only producers in the market, what is the market quantity supplied at a price of $30?

Depository institutions are the most important source of credit to

A) mutual funds. B) large businesses. C) small businesses. D) state governments.

Firms are motivated to minimize production costs because:

A. it is the most environmentally friendly way to produce goods. B. least-cost production techniques use the smallest total quantity of resources. C. competitive pressures in the market will drive out higher-cost producers. D. the government provides tax credits and subsidies to low-cost producers.