Jenny's pension plan encourages her to contribute at least 5% of her annual salary in addition to the set amount that her company contributes. She is given choices regarding how the money is invested. When she retires, the amount she has available will depend on how much she invested herself, and the rate of return on the investments she chose. This pension plan could be classified as .

Power plants that rely on coal increase the amount of sulfur dioxide that dissolves into the air, eventually increasing the acidity of precipitation. the higher acidity of rain and snow can damage forests by making it more difficult for plants to absorb minerals from the soil. the equations below provide information about the market demand and supply of electricity. there is a constant marginal external cost of $25 per unit of electricity.d: qd= 200 – 2ps: qs=p – 10what quantity of electricity satisfies allocative efficiency in this market? a. 60b. 70c. 50d. 43.3

Brokers such as paypal benefit online businesses because they do not charge fees like credit cards. they deliver the money to the business immediately. they cannot store credit card numbers. the business does not have to get an account with credit-card companies.

Amy is buying a new blouse for a party. what kind of good is the blouse?