Using historical risk premiums over the 1926-2016 period as your guide, what would be your estimate of the expected annual hpr on the big/value portfolio if the current risk-free interest rate is 2.40%? ]

By 2020, automobile market analysts expect that the demand for electric autos will increase as buyers become more familiar with the technology. however, the costs of producing electric autos may increase because of higher costs for inputs (e.g., rare earth elements), or they may decrease as the manufacturers learn better assembly methods (i.e., learning by doing). what is the expected impact of these changes on the equilibrium price and quantity for electric autos?