Consider firms that introduce new​ products, such as dvds in 2001. when firms introduce new​ products, how do they typically determine the price elasticity of demand for those​ products? firms with new products often
a. identify price elasticity of demand by asking for government assistance.
b. guess price elasticity of demand based on market competition.
c. approximate price elasticity of demand with market signals such as shortagesshortages.
d. identify price elasticity of demand by using price controls to set price floorsfloors.
e. estimate price elasticity of demand by experimenting with different prices.