Incentivized market experiment with vertical differentiation and positive externalities

This dataset has been originally collected and used in: M. Biggeri, D. Colucci, N. Doni, V. Valori “Sustainable Entrepreneurship: Good Deeds, Business, Social and Environmental Responsibility in a Market Experiment”, Sustainability, (2022). It contains data (collected with oTree) from an incentivized market experiment with vertical differentiation and positive externalities, and a questionnaire about socio-demographic characteristics and prosocial attitudes (in paper). A detailed description is available in "DataDescription.pdf".