Suppose johnson & johnson and the walgreen company have the expected returns and volatilities shown below, with a correlation of 21.2 %21.2%. upper e left bracket upper r right brackete [r] sd left bracket upper r right bracketsd [r] johnson & johnson 7.7 %7.7% 16.8 %16.8% walgreen company 10.7 %10.7% 19.9 %19.9% for a portfolio that is equally invested in johnson & johnson's and walgreen's stock, calculate: a. the expected return. b. the volatility (standard deviation).

What impact did the economic opportunities in pennsylvania and new york have on virginia? a. virginia planters started to migrate to new york. b. new yorkers began buying up cheap virginia real estate. c. virginians found themselves resorting increasingly to slavery. d. virginians loosened their slave laws to attract more migrants.

Policymakers are provided data about the private and social benefits of a good being sold in the market. quantity private mb ($) social mb ($) 6 6 9 7 4 7 8 2 5 9 0 3 what is the size of the externality? if the externality is positive, enter a positive number. if negative, make it a negative number. $ given this data, policymakers must decide whether to address the associated externality with a subsidy or a tax. as their economic consultant, which of the two policy tools would you recommend? a subsidy a tax

Afood worker has just rinsed a dish after cleaning it. what should he do next?