The AD (aggregate demand) curve is defined by the ISâLM equilibrium income at different potential price levels. The downward sloping AD curve is derived from the IS/LM model.
Who is considered a junior in college? A full college schedule requires 15 credit hours per semester, 30 credits per scholastic year: thus a sophomore would have earned 60 credits and a student carrying credit hours in excess of 60 credit hours would be conisdered a junior in college. Mohamed Elhegery.
First it's important to remember that by being in college you are investing in your future. Most sources recommend that a typical undergraduate college student should study at least 2 hours outside of class each week per unit credit. So for a 4 credit hour course, this common guideline suggests that a typical student should spend at least 8 hours outside of class studying for that course each week.