If wages were $8,340 billion, interest payments were $516 billion, and rent was $430 billion, what other factor is needed to calculate GDP using the income approach?

Which examples are relevant sources for students to use in research? check all that apply. a journal entry written by a professor who is considered an expert a report written by an independent government source a presentation by a company that includes paid information a document published by a renowned organization a scientific paper put out by a non-profit organization a blog whose author tries to sell a product or service