The rising price of oil has made it feasible to extract oil out of oily sand in Canada. Concerning the oil market this is an example of
A) a higher price elasticity of supply in the long run.
B) a higher price elasticity of supply in the short run.
C) a higher price elasticity of demand in the short run.
D) an inelastic long-run supply of oil.
Question 2
In the mid-1980s, the salaries of accounting professors with Ph.D.s increased dramatically. This resulted in an increase in enrollments in Ph.D. accounting programs. Since a Ph.D. degree in accounting may take at least four years to complete, the short-run elasticity of supply of accounting professors is
A) greater than the long-run-elasticity of supply.
B) less than the long-run elasticity of supply.
C) equal to the long-run elasticity of supply.
D) equal to the short-run elasticity of demand.
Measures of ocean chlorophyll-a concentrations from part of Atlantic Canada in (a) January 2006, and
Tar sands from Alberta, Canada
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