For an airline, the price of economy-class seats on any given flight may fluctuate over time. for example, the airline may try to fill economy-class seats by lowering the price as the day of the flight draws closer, or try to fill business-class seats first by raising prices on economy tickets. this is an example of:
a. market pricing.
b. price skimming
c. odd pricing
d. dynamic pricing.
e. seasonal discounts

The market for corn in country a is highly competitive. at the current market price of $5/bushel there is a shortage of 100,000 bushels of corn in this country. media reports claim that the price of corn will rise drastically in the near future. according to these reports, the neighboring country b had witnessed a similar situation recently. at the same price, the shortage in country b was also 100,000 bushels and eventually the equilibrium price in b went up to $10/bushel. both countries are known to have equal number of corn producers and the market supply of corn is identical at all prices. this, combined with the fact that consumers in the two countries also have similar tastes and preferences, led the media to conclude that the price of corn in country a would soon be as high as $10/bushel. the new equilibrium price turns out to be below $10/bushel, what inferences can be drawn?

Lucy is catering an important luncheon and wants to make sure her bisque has the perfect consistency. for her bisque to turn out right, it should have the consistency of a. cold heavy cream. b. warm milk. c. foie gras. d. thick oatmeal.

Suppose either computers or televisions can be assembled with the following labor inputs: units produced 1 2 3 4 5 6 7 8 9 10 total labor used 3 7 12 18 25 33 42 54 70 90 (a) draw the production possibilities curve for an economy with 54 units of labor. label it p54. (b) what is the opportunity cost of the eighth computer? (c) suppose immigration brings in 36 more workers. redraw the production possibilities curve to reflect this added labor. label the new curve p90.