A City Guide To Shahzadpur for deflate: the process of converting a nominal variable into a real variable (i.e., removing the effect of inflation). deflation: a decrease in the average price of a group of goods and services. demand curve: a graphical relationship between the price of a good and the quantity of the good consumers will buy at that price. depreciation: the value of one country’s currency decreases relative to the value of another country’s currency. deregulation: the process of removing government controls and regulations on certain industries in an attempt to improve the economic efficiency and performance of that industry. A City Guide To Shahzadpur 2016.