A global equity manager is assigned to select stocks from a universe of large stocks throughout the world. The manager will be evaluated by comparing her returns to the return on the MSCI World Market Portfolio, but she is free to hold stocks from various countries in whatever proportions she finds desirable. Results for a given month are contained in the following table:

Country	Weight in MSCI index	Managers weight	Managers return	Return of Stock index
U.S.	0.15	0.30	0.20	0.12
U.K.	0.30	0.10	0.15	0.15
Germany	0.45	0.40	0.10	0.14
Japan	0.10	0.20	0.05	0.12

a. Calculate the total value added (or subtracted) of all managers decisions this period.

b. Calculate the value added (or subtracted) by her country allocation decisions.

c. Calculate the value added (or subtracted) from her stock selection within countries.