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.
Factors Causing Increase in Demand. Various factors responsible for increase in aggregate demand for goods and services are as follows. 1. Increase in Money Supply: An increase in the money supply leads to an increase in money income. The increase in money income raises the monetary demand for goods and services.