Standard courses in economics talk about the law of demand and supply, where prices are determined to equate the two. Joseph Stiglitz: The 99 Percent Wakes Up Joseph E. Stiglitz May 1, 2012. Those ships he speaks of equate to jobs at shipyards, the planes to jobs at Boeing/Lockeed/etc.
An exercise stress test is designed to find out if one or more of the coronary arteries feeding the heart contain fatty deposits (plaques) that block a blood vessel 70% or more. Additional testing is often required to confirm the test result. Test result.
A stress test, sometimes called a treadmill. test or exercise test, helps your doctor. find out how well your heart handles its. workload. As your body works harder during. the test, it requires more fuel and your. heart has to pump more blood. The test. can show if thereâs a lack of blood supply. through the arteries that go to the heart. Taking a stress test also helps your doctor. know the kind and level of physical activity.