Using a large administrative dataset from Canada we estimate that the tax price elasticity of charitable donations is -1.9. When we allow for heterogeneity of this parameter across the income distribution, we observe a large elasticity at the bottom of the distribution between -3 and -4, and an...

Experimentally elicited discount rates are frequently higher than what one would infer from market interest rates and seem unreasonable for economic decision-making. Such high rates have often been attributed to present bias and hyperbolic discounting. A commonly recognized bias of standard...