A plastics factory emits water pollutants into a nearby river. The marginal private cost of producing plastics is constant, the marginal external cost of the pollutants increases with the quantity of plastics, and the demand for plastics is downward sloping. What happens to the socially optimal level of output and market price if the marginal external cost curve shifts upward

How is a proportional tax different from a progressive tax? a. a proportional tax decreases with income level, but a progressive tax increases with income level. b. a proportional tax increases with income level, but a progressive tax decreases with income level. c. a proportional tax increases with income level, but a progressive tax is the same percentage for all. d. a proportional tax is the same percentage for all, but a progressive tax increases with income level.

Baker industries’s net income is $24,000, its interest expense is $5,000, and its tax rate is 40%. its notes payable equals $27,000, long-term debt equals $75,000, and common equity equals $250,000. the firm finances with only debt and common equity, so it has no preferred stock. what are the firm’s roe and roic?

Tina is applying for the position of a daycare assistant at a local childcare center. which document should tina send with a résumé to her potential employer? a. educational certificate b. work experience certificate c. cover letter d. follow-up letter