What is the formula for calculating simple interest? A. Simple interest - Principal - Rate < Time

B. Simple interest = Principal - Rate + Time

C. Simple interest = Principal Rate < Time

D. Simple interest = Principal + Rate < Time

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

Bonds often pay a coupon twice a year. for the valuation of bonds that make semiannual payments, the number of periods doubles, whereas the amount of cash flow decreases by half. using the values of cash flows and number of periods, the valuation model is adjusted accordingly. assume that a $1,000,000 par value, semiannual coupon us treasury note with three years to maturity has a coupon rate of 3%. the yield to maturity (ytm) of the bond is 7.70%. using this information and ignoring the other costs involved, calculate the value of the treasury note:

Gideon company uses the allowance method of accounting for uncollectible accounts. on may 3, the gideon company wrote off the $2,000 uncollectible account of its customer, a. hopkins. on july 10, gideon received a check for the full amount of $2,000 from hopkins. on july 10, the entry or entries gideon makes to record the recovery of the bad debt is