What he's saying is that if these artists didn't have a supply of income, they would not have studied art. Withholding jobs from China because they are "too lo

What he's saying is that if these artists didn't have a supply of income, they would not have studied art. Withholding jobs from China because they are "too low" by Western standards simply further lowers their wages (due to artificial constriction of demand), hurts economic development, and discourages development of human capital (like artists) because foreign companies think it's too cheap to pay them.