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2. Consider a family utility function: U (0, [W l f) and a family budget constraint: pc+ wmlm + wflf = n + me + wa c is the consumption of the family, lf is leisure of wife and lm is leisure of husband. (a) What restrictions are there on the labor supply elasticities w.r.t. own wages, and w.r.t. Spousal wages? (b) Who should work more? Explain. The above is known as the unitary model of the family where all family members maximize a household utility function