(Choose 1 answer)
(18851)A large open economy has desired national saving of S= 1200 + 1000r, and desired national investment of I= 1000-500r. The foreign economy has desired national saving of S(for)= 1300 + 1000r, and desired national investment of I(for) = 1800-500r. The equilibrium world real interest rate equals
Α. 0.15
B. 0.20
C. 0.10
D. 0.05
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