Revenue - Cost of Goods Sold = Gross Margin - Sales, General & Administrative (SG&A) Expense = Earning before Interest, Taxes & Amorization (EBITA) - Interest, Taxes & Amorization Expense = Net Income (Profit or Loss)

Amortization is generally known as depreciation of intangible assets of a firm.

Generally Accepted Accounting Practices (GAAP)

Functional Departments: Marketing is responsible for Revenue, Operationsis responsible for Cost of Goods Sold, Finanace & Administration is responsible for G&A, Marketing is responsible for the S in SG&A, Finance & Adminisrationis responsible for Interest, Taxes & Amorization

All departments are responsible for Net Income