Which of the following best defines a short sale?

Suppose that you just short sold 100 shares of ABC stock for $45 per share. The initial margin requirement is 60%, which you cover by pledging T-bills as collateral. If the price of the stock falls to $38 per share, what return did you earn? Ignore the interest earned on T-bills.

Challenge The national order book for shares of ABC Corp. is: National Order Book Asks /Limit Sell Orders       Price Shares Dealer Ask $99 3,600   $98 900   $97 720   $96 180 Best Ask $95 72         Bids /Limit Buy Orders   Price Shares Best Bid $93 15   $92 38   $91 150   $90 188 Dealer Bid $89 750       Suppose a market order to sell 300 shares arrives from a fund manager. At what weighted-average price will this order be filled? (note: this spreads are unrealistically large. In reality, they would be $0.01) Enter your answer as a number of dollars, rounded to the nearest $0.01.

An investment is the [time1] commitment of money or other resources in the expectation of reaping [time2] benefits.

You bought 35 shares of a $65 stock on margin one year ago. Today, the stock is worth $75 per share. You initially posted 75% margin. Ignoring any interest due and margin calls, calculate your rate of return.

Throughout their lifespan, women are more likely than men to develop an anxiety disorder.

This type of anxiety disorder develops slowly and generally, begins during the teen years or young adulthood and is characterized by excessive worry most days for at least six months.

In response to fear, the sympathetic nervous system is primarily concerned with . . .

The median age of onset for panic disorder.

Math Question 10 (BONUS): There are two European options available on the same non-dividend paying stock with the same time to expiration. The 90-strike call costs $20 and the 100-strike call costs $8. Is there an arbitrage opportunity due to the above call prices? If yes, create a portfolio to show that an arbitrage opportunity exists. If no, explain why not. Assume zero interest rates. Once completed, select “True” below.