Small-dollar matching programs amplify low-dollar contributions. New York City's 8-to-1 match for its first $250 of in-district donations is widely studied; analyses show it has substantially increased the share of campaign funding from small donors and broadened the demographic and geographic donor base.
The For the People Act and the Freedom to Vote Act each include a 6-to-1 federal match for House candidates who agree to lower contribution limits. Some cities (Seattle, Denver) experiment with "democracy vouchers" that give every resident a fixed amount of public funds to direct to candidates.
Critics argue matching subsidizes fringe candidates and creates compelled-subsidy concerns. Supporters argue it shifts incentives away from large donors and makes campaigns reflect the broader public.