Raphael is training for a triathlon, a timed race that combines swimming, biking, and running. consider the following sentence: raphael has only 20 hours per week that he can devote to training for his race. which basic principle of individual choice does this sentence best illustrate? -all costs are opportunity costs.-resources are scarce.-people usually exploit opportunities to make themselves better off.-many decisions are made on the margin. resources are scarce

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%.

Ineed this asap miguel's boss asks him to distribute information to the entire staff about a mandatory meeting. in 1–2 sentences, describe what miguel should do.

Match the different financial tasks to their corresponding financial life cycle phases wealth protection, wealth accumulation and wealth distribution