A surplus is defined as the situation that exists when the quantity of a good supplied is greater than the quantity demanded

Jenny buys sodas and popcorn. Sodas sell for $1 and popcorn sells for $2 a bag. Currently she is in consumer equilibrium, with the marginal utility from her last dollar spent on popcorn equal to 100 units of utility

The marginal utility from her last dollar spent on sodas is A) 20 units of utility. B) 30 units of utility. C) 50 units of utility. D) 100 units of utility.

A mostly filled movie theatre is an impure public good

a. True b. False