What was the impact of islam on africa

If the fed begins to buy treasury bills to counter a recession, we would expect to see a. an increase in the demand for money. b. a decrease in the demand for money c. an increase in the quantity of money demanded. d. a decrease in the quantity demanded of money, e. no change in the demand for money.

Firms use marginal analysis to determine prices by a) changing prices in accordance with information from retailers. b) using comparisons with strong competitors to position prices accordingly. c) examining the effect on revenue of small changes to the price of one item. d) trying to minimize production costs by using better and more efficient methods.

What is the power of 10 when 0.00503 is written is scientifically notation