Old economy traders opened an account to short-sell 1,000 shares of internet dreams at $50 per share. the initial margin requirement was 50%. (the margin account pays no interest.) a year later, the price of internet dreams has risen from $50 to $55.50, and the stock has paid a dividend of $6.50 per share. a. what is the remaining margin in the account?

David consumes two things: gasoline (q 1) and bread (q 2). david's utility function is u(q 1, q 2)equals70q 1 superscript 0.5 baseline q 2 superscript 0.5. let the price of gasoline be p 1, the price of bread be p 2, and income be y. derive david's demand curve for gasoline. david's demand for gasoline is q 1equals nothing. (properly format your expression using the tools in the palette. hover over tools to see keyboard shortcuts. e.g., a subscript can be created with the _ character.)