Total output equals total income

What is meant by holding all else equal? How is this concept used when discussing movements along the demand curve? How is this concept used when discussing movements along the supply curve?

What will be an ideal response?

According to Keynes, the primary determinant of a person's saving is NOT

A) the person's level of income but the desired real income of the person. B) the person's level of savings but the expected interest rate in the near future. C) the interest rate but the level of savings the person has. D) the interest rate but the level of the person's real disposable income.