In this task, we ask you to rewrite a sentence in simple English without changing its general meaning. Essentially, you want to make the sentence easier to read by using simpler words, utilizing more straightforward sentence structures, and omitting non-essential information etc.

[Q]: The concept was first developed by John Maynard Keynes in his book " The General Theory of Employment , Interest and Money " ( 1936 ) to explain determination of the interest rate by the supply and demand for money .
[A]: The idea was first developed by John Maynard Keynes in his book The General Theory of Employment , Interest and Money ( 1936 ) .

[Q]: An organic light-emitting diode ( OLED or Organic LED ) , also known as an organic EL ( organic electroluminescent ) diode , is a light-emitting diode ( LED ) in which the emissive electroluminescent layer is a film of organic compound that emits light in response to an electric current .
[A]: Organic light-emitting diode ( OLED ) is a type of light-emitting diode ( LED ) .

[Q]: Tel Aviv University ( TAU ) ( Hebrew : - , " Universitat Tel Aviv " ) is a public research university in Tel Aviv , Israel .
[A]:
Tel Aviv University ( TAU ) is a university in Israel .