Social nudges for vaccination: How communicating herd behaviour influences vaccination intentions.

Three subsamples were large enough to allow for country‐level analysis; the effect remained small to medium in the United States and Germany (η 2 = 0.049 and η 2 = 0.073, respectively), but was small (η 2 = 0.002) and did not reach statistical significance in South Korea (Cohen, 1988 ).

also in 111,027 other papers