The united states produces 800 million cars and 2,000 million tons of grain.
for the united states, what is the opportunity cost of producing 1 ton of grain?

True or false entrepreneurs try to meet the needs of the marketplace by supplying a service or product

Paid-in-capital in excess of par represents the amount of proceeds a. from the original sale of common stock b. in excess of the par value from the original sale of common stock c. at the current market value of the common stock d. at the curent book value of the common stock

In a transportation minimization problem, the negative improvement index associated with a cell indicates that reallocating units to that cell would lower costs.truefalse