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9Christopher D. Carroll, "Buffer-Stock Saving and the Life Cycle/Permanent Income Hypothesis", NBER Working Paper, No. 5788. Cambridge MA, 1996.
10Christopher D. Carroll, "Death to the Log-Linearized Consumption Euler Equation! (And Very Poor Health to the Second-Order Approximation)", NBER Working Paper, No. 6298. Cambridge MA,1997.