Select the answers that correctly complete the given statements.
1. a decrease in real gdp causes the money demand curve.
2. an increase in technology which makes it easier to pay for goods and services without carrying lots of cash causes the money demand curve.
3. a decrease in interest rates causes the money demand curve.
4.an increase in the aggregate price level causes the money demand curve.

You want to make an investment in a continuously compounding account over a period of two years. what interest rate is required for your investment to double in that time period? round the logarithm value and the answer to the nearest tenth.

White truffles are a very prized and rare edible fungus that grow naturally in the countryside near alba, italy. suppose that it costs $200 per day to search for white truffles. on an average day, the total number of white truffles (t) found in alba is t = 20x − x 2 , where x is the number of people searching for white truffles on that day. white truffles can be sold for $100 each. if there is no regulation, how many more people will be searching for white truffles than the socially optimal number?

The recognition of which of the following expenses exemplifies the application of matching expenses with the revenues they produced? multiple choice(a) cost of goods sold. (b) advertising.(c) president's salary.(d) research and development.