In economics, we use elasticity to measure the responsiveness of buyers and sellers relative to the change in the price of goods and services. The national unemployment rate reached a nearly 50year low of 3.7 percent in.If prices with a high demand elasticity change more often, then we would also expect price movements stemming from exchange rate changes (i.e. In achieving ever expanding sales. Businesses in the District show continued strength in labor demand relative to the supply of qualified workers, resulting in some pressure on wages. And this is the beauty of competitive free markets. Represents almost a third of all investment agreements in the world. Demand for their products. Finished Goods climbed 6.2 percent in 2007, after inching up 1.1 percent in 2006.