Assumptions and hypotheses are important in research as it is the foundation in proceeding to the research process. It is important in the experimental design as it guides you on what things should be done and how they should be done to reach a plausible conclusion.
Are there multiple choices?
<span>This is known as the Placebo effect the actual cause of relief seems to come from endorphins. The common element in these methods may be their ability to stimulate the production of endorphins.</span>
The correct answer is rise; Keynes effect
Explanation: The basis for the traditional aggregate demand curve is given by the so-called Keynes effect (the effect of falling wages and prices on the real money supply, interest and investment) and the Pigou effect (the effect of this deflation on real money balances that increase private wealth and end up expanding spending.