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. 2020 Jun 11;15(6):e0234538. doi: 10.1371/journal.pone.0234538

Table 2. Constant variables of the insect-based food adoption model, with values used for the base run.

Variable Definition Unit Formulation Source
availability Variable that represents availability of insect-based burgers in the Netherlands, with value 0 before year 2015 and value 1 from year 2015 Dmnl = STEP (1, 2015) Assumption based on [9]
average disgust level The average level of disgust of the population when in the situation of tasting insect-based food, from 0 (no disgust, 100% chances of tasting) to 1 (100% disgust, 0% chances of trying) Dmnl 0.32 Based on [57]
average sensory quality of insect-based burger Average sensory liking of an insect-based burger and insect-based meatballs, normalized to 0–1 data range. Dmnl 0.54 Based on [5, 59]
fraction of potential tasters from promotional activities Fraction of potential adopters exposed to promotional activities of insect-based food 1/Year 0.0036 Assumption based on [15]
strength of the word-of-mouth Probability that the contact with Potential adopters will result with fruitful word-of-mouth Dmnl = 0.151 Assumption based on [15]
Total population Total model population representing people in the Netherlands expected to have meat eating diets. Based on the total population of the Netherlands in the year 2015 (16900720) minus 4% people with special eating habits (e.g. vegetarian, vegan, macrobiotic, anthroposophical) people 16900720-(16900720*0.04) Based on [6466]