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Table 1 List of the independent socio-economic variables involved in the regressions

From: Public perception of ecosystem and social services produced by Sardinia extensive dairy sheep farming systems

Independent variable Description Scores
Residence Region of residence 1 = Sardinia; 0 = Other regions
Gender Gender of the respondent 1 Male; 0 = Female
Past-prof-experience Past employment in agriculture 1 = Yes; 0 = NO
Education Level of education 1 = Secondary school; 2 = High school; 3 = Graduation; 4 = Postgraduate
Sheep breeder Working as sheep breeder 1 = Yes; 0 = NO
Farmer Working as farmer 1 = Yes; 0 = NO
Past-fam-experience Coming from a peasant family 1 = Yes; 0 = NO
Age Age of the respondent 1 =  ≤ 17; 2 = 18–29; 3 = 30–39; 4 = 40–49; 5 = 50–59; 6 =  ≥ 60
Subject knowledge Knowledge of the Sardinian agro-pastoral reality From 1 to 7
Frequency Frequency in consuming Sardinian sheep dairy products 0 = never; 1 = about one a year; 2 = about one a month; 3 = about once a week; 4 = about every day