What role should government play in a free market economy?

In terms of precent, beer has more alcohol than whiskey true or false

(a) what was the opportunity cost of non-gm food for many buyers before 2008? (b) why did they prefer the alternative? (c) what was the opportunity cost in 2008? (d) why did it change?

Popeye produces 20 cans of spinach in 8 hours. wimpy produces 15 hamburgers in 10 hours. if each hamburger trades for 1.5 cans of spinach, then: a. wimpy’s production and productivity are greater than popeye’s. b. popeye’s production is greater than wimpy’s, but his productivity is less. c. wimpy’s production is greater than popeye’s, but his productivity is less. d. popeye’s production and productivity are greater than wimpy’s.