Literal question
In the past 12 months, how much net income (that is, after paying for workers and other inputs) did your household earn from this business? Amount in KSh.
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Ask how much NET income was earned from the business in the past 12 months. Net income refers to profits - that is, how much did the respondent's household get after paying for all the workers and inputs? You should help the respondent calculate this if an answer is not immediately provided.