Efforts are also being made to deploy similar measures to other cross border vectors including: 1  Pedestrian radiation portal monitoring. 2  Air freight radiation portal monitoring. 3  Crane based radiation portal monitoring. 4  Air luggage radiation portal monitoring. 5  Railway radiation portal monitoring.
All of these factors are macroeconomic factors that may increase the aggregate demand. Monetary policies cause increases in aggregate demand because the central bank of a country uses this particular economic factor as a tool to manipulate the spending of the citizens in a country.
1 When the price elasticity of demand for a good is perfectly inelastic (E d = 0), changes in the price do not affect the quantity demanded for the good; raising prices will always cause total revenue to increase. decrease in the price of a good normally results in an increase in the quantity demanded by consumers because of the law of demand, and conversely, quantity demanded decreases when price rises.