For some time, two firms have charged $2.00 per unit of
strapping material for securing loads on long-haul trucks and each
has been selling about 40,000 units per month. Last month, Strap-It
reduced its price to $1.40 per unit and its volume increased to
48,000 units. During that month, TieDown (the other company)
maintained its price at $2.00 but saw its volume decline to 36,000
units.
a. What is the price elasticity of demand facing Strap-It?
b. What is TieDown’s...