When economists measure opportunity cost to determine the true value of economic decisions, they consider both the?

An opportunity cost is defined as the value of a forgone activity or alternative when another item or activity is chosen. Opportunity cost comes into play in any decision that involves a tradeoff between two or more options. It is expressed as the relative cost of one alternative in terms of the next-best alternative. Opportunity cost is an important economic concept that finds application in a wide range of business decisions.

i believe the answer is: returns on investments, no wages

people who belong in upper class society would most likely get there by obtaining multiple source of income, which a certain percentage of ownership for businesses. since most of them are job creator, they would most likely get their money from profit, not wages.