b. A market share between 50 and 75% is, in itself, inconclusive in determining
monopoly power.
c. Market share is rarely used as a test of monopoly power because it is difficult to
determine.
d. Market share is a common test for monopoly power because it is an easy, objective
measurement for courts to determine.
On March 1, Tammy, a student, received a telephone call from Watterson, Inc. offering
her a job for one year beginning on June 15, after completion of the school year.
According to the personnel manager, she will have to move to California and be ready
to start work at 8:00 a.m. on June 15. Should Tammy ask for a letter confirming the
telephone conversation if she accepts the offer immediately?
a. Yes, because the job offer is a collateral promise.
b. Yes, because the job offer is covered by the parol evidence rule.
c. Yes, because the job offer is for longer than one year from March 1.
d. No, because the job offer is for one year from June 15.
State action is a term that may include conduct by private parties who perform a public
function.