The savings rate in the infinitely lived households model, the Ramsey-Cass-Koopmans (RCK) Model a. Is the same as in the Solow Model b. Is exogenous...

The savings rate in the infinitely lived households model, the Ramsey-Cass-Koopmans (RCK) Model

a.    Is the same as in the Solow Model

b.    Is exogenous and constant

c.    Is endogenous and need not be constant

d.    Both choices a) and b) are true; choice c) is false