Production of high-technology products such as smartphones depends crucially on the use of "rare earths," a small group of exotic metals. As it happens, China dominates the production of these rare earths; given possible international tensions, there have been calls for special policies to encourage rare-earth production in the United States. Can such calls be justified in economic terms? Special policies to encourage rare-earth production in the United States. A. can be justified if China has no ability to raise world metal prices. B. cannot be justified if trade wars would ensue from Chinese ecport taxes. C. cannot be justified if there are technological spillovers from mining these metals. D. can be justified if China otherwise would have substahtial market power. E. can be justified if there is a large environmental impact of mining these metals.

Juwana was turned down for a car loan by a local credit union she thought her credit was good what should her first step be

Companies in the u.s. car rental market vary greatly in terms of the size of the fleet, the number of locations, and annual revenue. in 2011 hertz had 320,000 cars in service and annual revenue of approximately $4.2 billion. the following data show the number of cars in service (1000s) and the annual revenue ($ millions) for six smaller car rental companies (auto rental news website, august 7, 2012). excel file: data14-09.xls if required, enter negative values as negative numbers. a. select a scatter diagram with the number of cars in service as the independent variable. b. what does the scatter diagram developed in part (a) indicate about the relationship between the two variables? c. use the least squares method to develop the estimated regression equation (to 3 decimals). ŷ = + x d. for every additional car placed in service, estimate how much annual revenue will change. by $ e. fox rent a car has 11,000 cars in service. use the estimated regression equation developed in part (c) to predict annual revenue for fox rent a car. round your answer to nearest whole value. $ million hide feedback partially correct

Bill dukes has $100,000 invested in a 2-stock portfolio. $62,500 is invested in stock x and the remainder is invested in stock y. x's beta is 1.50 and y's beta is 0.70. what is the portfolio's beta? do not round your intermediate calculations. round the final answer to 2 decimal places.