On January 1, 2019, Sunland Company granted Sam Wine, an employee, an option to buy 1,000 shares of Sunland Co. stock for $30 per share, the option exercisable for 5 years from date of grant. Using a fair value option pricing model, total compensation expense is determined to be $5520. Wine exercised his option on October 1, 2021 and sold his 1,000 shares on December 1, 2021. Quoted market prices of Sunland Co. stock in 2021 were:

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?