What influence will each of the following have on the supply of automobile tires?
a. A technological advance in the methods of generating tires.
b. A decline in the number of firms in the tire industry.
c. A raise in the price of rubber utilized in the production of tires
d. The expectation that the equilibrium price of auto tires will be lower in the future than this is currently.
e. A decline in the price of large tires utilized for semi-trucks & earth hauling rigs (with no alter in the price of auto tires).
f. The levying of a per-unit tax in each auto tire has been sold.
g. The granting of a 50-cent-per-unit subsidy for each auto tire generated.