The "lemons" problem is that a. cars of verifiable high quality are withheld from the used car market b. cars of verifiable low quality are withheld from the used car market c. cars of unverifiable high quality are withheld from the used car market d. cars of unverifiable low quality are withheld from the used car market

Plastic and steel are substitutes in the production of body panels for certain automobiles. if the price of plastic increases, with other things remaining the same, we would expect: a) the demand curve for plastic to shift to the left. b) the price of steel to fall. c) the demand curve for steel to shift to the left d) nothing to happen to steel because it is only a substitute for plastic. e) the demand curve for steel to shift to the right

Each row in a database is a set of unique information called a(n) table. record. object. field.

Most economists report the elasticity of demand asa. the absolute value of the actual number.b. a negative number, since price and quantity demanded move in opposite directions.c. a percentage, since both the numerator and denominator are percentages.d. a dollar amount, since we are measuring the change in price.