Determine the effect on short -run aggregate supply of each of the following events. explain whether it represents a movement along the sras curve or a shift of the sras curve.
a. a rise in the consumer price index (cpi) leads producers to increase output.
b. a fall in the price of oil leads producers to increase output.
c. a rise in legally mandated retirement benefits paid to workers leads producers to reduce output.

Ancho corp. is an automobile company whose core competency lies in manufacturing petrol- and diesel- based cars. the company realizes that more of its potential customers are switching to electric cars. the r& d department of the company acquires competencies in developing electric cars and launches its first hybrid car, which uses both gas and electricity. in this scenario, ancho is primarilya. leveraging new core competencies to improve current market position. b. redeploying existing core competencies to compete in future markets. c. unlearning existing core competencies to create and compete in markets of the future. d. building new core competencies to protect and extend current market position