An investor can design a risky portfolio based on two stocks, A and B. Stock A has an expected return of 14% and a standard deviation of return of 20.0%. Stock B has an expected return of 10% and a standard deviation of return of 5%. The correlation coefficient between the returns of A and B is 0.50. The risk-free rate of return is 6%. The proportion of the optimal risky portfolio that should be invested in stock A is .

Tara incorporates her sole proprietorship, transferring it to newly formed black corporation. the assets transferred have an adjusted basis of $240,000 and a fair market value of $300,000. also transferred was $10,000 in liabilities, $1,000 of which was personal and the balance of $9,000 being business related. in return for these transfers, tara receives all of the stock in black corporation. a. black corporation has a basis of $241,000 in the property. b. black corporation has a basis of $240,000 in the property. c. tara’s basis in the black corporation stock is $241,000. d. tara’s basis in the black corporation stock is $249,000. e. none of the above.

Your debit card is stolen, and you report it to your bank within two business days. how much money can you lose at most? a. $500 b. $25 c. $50 d. $150

Suppose that electricity producers create a negative externality equal to $5 per unit. further suppose that the government imposes a $5 per-unit tax on the producers. what is the relationship between the after-tax equilibrium quantity and the socially optimal quantity of electricity to be produced?