A magnesium test checks the level of magnesium in the blood. Magnesium is an important electrolyte needed for proper muscle, nerve, and enzyme function. It also helps the body use energy and is needed to move other electrolytes (potassium and sodium) into and out of cells.
Floors in Pricing. A price floor is the lowest amount at which a good or service may be sold and still function within the traditional supply and demand model. Prices below the price floor do not result in an appropriate increase in demand.
Drawing a price floor is simple. Simply draw a straight, horizontal line at the price floor level. This graph shows a price floor at $3.00. You'll notice that the price floor is above the equilibrium price, which is $2.00 in this example.A few crazy things start to happen when a price floor is set.imply draw a straight, horizontal line at the price floor level. This graph shows a price floor at $3.00. You'll notice that the price floor is above the equilibrium price, which is $2.00 in this example.