5-Output Demand Determined?In class we showed that the four key assumptions of Keynesian economics were:(1)Prices are sticky(2)The Money market always clears.(3)Output was"demand determined" (that is, if demand for cookies were different fromsupply of cookies, then the amount of cookies produced was going to be theamount demanded):= ???(4)Prices adjust slowly according to= ( ), whereis a small number that???describes the "speed" at which prices adjust.Starting from th