%0 Journal Article %T Entrepreneurship and entrepreneurial opportunities in the food value chain %A Andreas Kuckertz %A Patrick R£¿hm %A Sebastian Hinderer %J Archive of "NPJ Science of Food". %D 2019 %R 10.1038/s41538-019-0039-7 %X Classic economic sources of entrepreneurial opportunitie %K Economics %K Economics %U https://www.ncbi.nlm.nih.gov/pmc/articles/PMC6550207/