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•Infectious happiness has implications for a number of welfare/policy issues.•Reduces incentive for oversupply of labour due to relative income effects.•Increases incentive to donate resources altruistically to other individuals.•Increases incentive to contribute to the provision of group public goods.•Awareness of infectiousness is welfare-improving, but does not achieve first-best.
Set the date range to filter the displayed results. You can set a starting date, ending date or both. You can enter the dates manually or choose them from the calendar.