When a firm has been granted a trademark, which grants legal protection against other
firms using the name of the product that has been granted the trademark, the firm
A) still faces the possibility that the name will become widely used and no longer
associated with a specific company.
B) does not have to worry about legally enforcing the trademark; this is the
responsibility of the legal system.
C) still must apply for a copyright and a patent to ensure that no other firm will use the
product’s name.
D) must spend an annual amount on advertising the product each year; the amount it
must spend is negotiated by the firm and the government agency that grants the
trademark.
Over longer periods of time, increases in oil prices provide firms with incentives to
explore and recover oil. What does this indicate about the long-run price elasticity of
supply for oil?
A) The elasticity coefficient is likely to be higher in the long run than in the short run.
B) The elasticity coefficient is likely to be lower in the long run than in the short run.
C) The elasticity coefficient approaches 0 in the long run as supplies are depleted.
D) The elasticity coefficient is unstable in the long run because oil supplies may be
depleted.
What characteristic of a competitive market has made the “long run pretty short” in the