Which one of the following is not correct: / » Micro Economics 1 solved MCQs / By admin Question: Which one of the following is not correct: A. MPC declines as income increases B. MPC is positive but less than one C. MPS is always positive D. MPS declines as income increases Answer» c. MPS is always positive Note: The above multiple-choice question is for all general and Competitive Exams in India.