A guest at Raphael's Four-Star Italian Restaurant generally spends $150 on a meal. Most of Raphael's customers are from nearby localities and eat at the restaurant twice a month. If the restaurant's margin is 60 percent, and a loyal customer is estimated to be worth $4,000, determine the average defection rate.

You are at a holiday dinner with your family. your relative makes the argument that the u.s. economy is resurgent and has recovered from the great recession of 2007 – 2009. economic growth, as measured by gdp, has been increasing from one quarter to the next. you beg to differ. how would you structure your argument with your relative? hint: you should think about two things, the accuracy of gdp measures, and whether gdp should be considered a comprehensive measure of a countries well-being.

Stocks a, b, and c are similar in some respects: each has an expected return of 10% and a standard deviation of 25%. stocks a and b have returns that are independent of one another; i.e., their correlation coefficient, r, equals zero. stocks a and c have returns that are negatively correlated with one another; i.e., r is less than 0. portfolio ab is a portfolio with half of its money invested in stock a and half in stock b. portfolio ac is a portfolio with half of its money invested in stock a and half invested in stock c. which of the following statements is correct? a. portfolio ab has a standard deviation that is greater than 25%.b. portfolio ac has an expected return that is less than 10%.c. portfolio ac has a standard deviation that is less than 25%.d. portfolio ab has a standard deviation that is equal to 25%.e. portfolio ac has an expected return that is greater than 25%.

Because the demand for wheat tends to be inelastic. true or false