Table 1 Survey questions and variable definitions regarding moral opposition towards trade.

From: On the opposition to market institutions on moral grounds

Question: To what degree do you think it is morally acceptable or unacceptable to trade these goods/services for money?

Ordinal variables Coded 1 to 5: 1 morally acceptable, …, 5 morally unacceptable

Binary variables Coded 0 or 1: 1 if morally unacceptable (i.e. if ordinal variable = 5)

Human body parts (kidneys, etc.)

opp_body

oppose_body

Sexual services

opp_sex

oppose_sex

Food from countries where a large proportion of the population suffers from hunger and malnutrition

opp_hunger

oppose_hunger

Emission permissions for countries (for instance CO2-permits)

opp_cntrCO2

oppose_cntrCO2

Emission permissions for firms (for instance CO2-permits)

opp_firmCO2

oppose_firmCO2

Goods produced in poor countries by people with very low income

opp_poor

oppose_poor

To use surrogate mothers (a woman who becomes pregnant for the purpose of carrying the fetus to term for another person) to have children

opp_surrogate

oppose_surrogate