What is Before tax income after tax income?

Before tax income is all of your gross worldwide income added together and that amount would be your before tax income.After tax income will the amount that you will have left after you complete your...

Net income is what you get after tax, gross income is before tax.

Yes.

the operating income represents the income before income tax , it is not called profits

Simple Common Sense: It really makes no difference since the only time you actually do WANT to file is when the IRS says you don't have to! They don't do that because it's good for you. They do it...