Davis, Steven J.; Kubler, Felix; Willen, Paul - In: The Review of Economics and Statistics 88 (2006) 2, pp. 348-362
We construct a life cycle model that delivers realistic behavior for both equity holdings and borrowing. The key model ingredient is a wedge between the cost of borrowing and the risk-free investment return. Borrowing can either raise or lower equity demand, depending on the cost of borrowing. A...