Table 1.

Experimental design

Millionaire’s tax: increasing taxes on earnings over $1 million, redistributing the moneyWhiteTreatment IControl I
BlackTreatment IIControl II
Plastic bags: reducing the use of plastic bags (unrelated to inequality or poverty).WhitePlacebo IControl III
BlackPlacebo IIControl IV
  • This fully crossed 2 × 4 factorial design describes eight conditions corresponding to two different petitions, two confederate race categories, and two confederate SES conditions.