They're not, because presumably you value your free time at something greater than $0. Why don't I drive Uber for $15 an hour after work? Because I value those hours more than the $15 I could earn doing something else with them. If I spend an hour cooking and doing the dishes, instead of order Grubhub and throwing away the waste, you have to count the lost value of that hour.
They're not, because presumably you value your free time at something greater than $0. Why don't I drive Uber for $15 an hour after work? Because I value those hours more than the $15 I could earn doing something else with them. If I spend an hour cooking and doing the dishes, instead of order Grubhub and throwing away the waste, you have to count the lost value of that hour.