The total economic value (TEV) of two threatened Italian cattle breeds (Modicana and Maremmana) was investigated using a choice experiment survey. Most respondents (85%) support breed conservation, their stated willingness-to-pay easily justifying EU support. The high landscape maintenance,...

Serial non-participation is a response behavior that is frequently found in stated choice experiments. One form of serial non-participation is that a varying number of respondents chooses always the zero-price or status quo alternative. The approaches used in the literature to deal with this...