This C tutorial explains how to use the #define preprocessor directive in the C language. In the C Programming Language, the #define directive allows the definition of macros within your source code. These macro definitions allow constant values to be declared for use throughout your code. Macro definitions are not variables and cannot be changed by your program code like variables.
Price Ceilings. If the price ceiling is above the market price, then there is no direct effect. If the price ceiling is set below the market price, then a shortage is created; the quantity demanded will exceed the quantity supplied. The shortage may be resolved in many ways.
In the long run, even successful buyers of the product may be hurt by the price ceiling because of deterioration in the quality of the product, as often occurs under rent control. Using the graph shown, analyze the effect a $300 price ceiling would have on the market for ten-speed bicycles.NSWER: For this example, a $300 price ceiling would cause a shortage of 4,000 bicycles. Since the equilibrium price in the market is $500, this would be a binding price ceiling. More than one reason may exist for policymakers to impose a price ceiling in a market. Often this is done in an attempt to increase equity.