The bargaining leverage of suppliers is greater when A. there is extensive seller-supplier collaboration. B. the suppliers' products/services account for a large percentage of industry members' costs. C. industry members account for a big fraction of supplier's sales. D. the supplier industry is composed of a large number of relatively small suppliers. E. industry members incur low costs in switching their purchases from one supplier to another.

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?