A new computer firm analysed its cost function for the past 12months. The firm pays $1000 every month for rent and an annual fee of $1500 for insurance. Although the cost of raw materials changed constantly, the firm was surprised at the total amount of $300 to be paid to suppliers given its output for the year. Finally, for each additional worker that the firm employed, it is incurred the following costs of $2, $2.25, $2.50, $2.75 and then $3 to produce each additional unit of output. What is the fixed cost, variable cost, total cost and marginal cost?

technology is the application of knowledge and tools to solve problems and perform tasks more efficiently. t/f

Suppose that xtel currently is selling at $40 per share. you buy 500 shares using $15,000 of your own money, borrowing the remainder of the purchase price from your broker. the rate on the margin loan is 8%. a. what is the percentage increase in the net worth of your brokerage account if the price of xtel immediately changes to (a) $44; (b) $40; (c) $36? (leave no cells blank - be certain to enter "0" wherever required. negative values should be indicated by a minus sign. round your answers to 2 decimal places.) b. if the maintenance margin is 25%, how low can xtel’s price fall before you get a margin call? (round your answer to 2 decimal places.) c. how would your answer to requirement 2 would change if you had financed the initial purchase with only $10,000 of your own money? (round your answer to 2 decimal places.) d. what is the rate of return on your margined position (assuming again that you invest $15,000 of your own money) if xtel is selling after one year at (a) $44; (b) $40; (c) $36? (negative values should be indicated by a minus sign. round your answers to 2 decimal places.) e. continue to assume that a year has passed. how low can xtel’s price fall before you get a margin call? (round your answer to 2 decimal places.)

Which of the following statements regarding the southern economy at the end of the nineteenth century is accurate? the south was producing as much cotton as it had before the civil war.