*This definition only applies to the International Data Set
From the BEA website, "[GOS is a] Value derived as a residual for most industries after subtracting total intermediate inputs, compensation of employees, and Taxes on Production and Imports Net of Subsidies from total industry output. Gross operating surplus includes consumption of fixed capital (CFC), proprietors' income, corporate profits, and business current transfer payments (net). Prior to 2003, it was referred to as other value added or property-type income."
Reference: https://www.bea.gov/help/glossary/gross-operating-surplus