What is the difference between an internal obstacle and an external obstacle to time management?

Astock with a beta of 0.6 has an expected rate of return of 13%. if the market return this year turns out to be 10 percentage points below expectations, what is your best guess as to the rate of return on the stock? (do not round intermediate calculations. enter your answer as a percent rounded to 1 decimal place.)

What is the relationship between marginal external cost, marginal social cost, and marginal private cost? a. marginal social cost equals marginal private cost plus marginal external cost. b. marginal private cost plus marginal social cost equals marginal external cost. c. marginal social cost plus marginal external cost equals marginal private cost. d. marginal external cost equals marginal private cost minus marginal social cost. marginal external cost a. is expressed in dollars, so it is not an opportunity cost b. is an opportunity cost borne by someone other than the producer c. is equal to two times the marginal private cost d. is a convenient economics concept that is not real

Which of the following is an example of a production quota? a. the government sets an upper limit on the quantity that each dairy farmer can produce. b. the government sets a price floor in the market for dairy products. c. the government sets a lower limit on the quantity that each dairy farmer can produce. d. the government guarantees to buy a specified quantity of dairy products from farmers.