Why are business expenses deductible from income, but someone’s basic living expenses aren’t deductible from personal income?

Question

Why are business expenses deductible from income, but someone’s basic living expenses aren’t deductible from personal income?

In: Economics

Answer 1

Business expenses are expenses you had to generate your income, living expenses are not. You’d still need some place to live and you’d still need to eat even if you didn’t have an income.