Give people a deadline, e.g., “please donate before 31 December” (of the current year). (They might also provide a need-based reason for this deadline.)

Alternative tool name:

Tool variation:

Category: Timing/conditionality, income source


Relevant theories:

Type of evidence:

Evidence strength (ad hoc assessment):

Main findings

“Deadlines have no effect on the propensity to give.
A longer deadline increases the amount given, conditional on giving”. (result cut?)


Practical relevance

Use cases


Key papers

Secondary papers


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  • tools/deadlines.txt
  • Last modified: 2018/08/02 21:59
  • by david