The current set of regulations for measuring macroeconomic activity borrows from the widely used System of National Accounting (SNA). A popular metric within the SNA, the Gross Domestic Product, is defined as “the market value of all final goods and services within a country in a given period of time” (Mankiw, 2009). While GDP might be considered an accurate measure of the size of an economy given that it records all monetary transactions relating to the production of goods a