Heterogeneity Analysis The effect of risk perception on the timing of the food sales of farmers may be significant heterogeneity in different planting scales and the proportion of food sales income to total household income, This paper attempts to reclassify the sample through the characteristics of the planting scale and the percentage of food sales income, through which the heterogeneity of the effect of the timing of the food sales of farmers can be analyzed. 4.4.1.
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Risk Perception, Risk Preference, and Timing of Food Sales: New Insights into Farmers' Negativity in China.
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It follows that intertemporal food sales with higher food sales risk may vary significantly with farmers’ risk preference, whereas the difference may not be significant for two-phase food sales with lower food sales risk.