why is there unemployment at full employment 
full employment and zero unemployment are not the same thing in the real world some types of unemployment are unavoidable or even necessary to prevent inflation allow workers to move between jobs or give people the chance to improve their education or job skills industries and companies also change which changes the available jobs and this process is eventually beneficial to the economy even if it leaves some workers temporarily unemployed the bottom linefull employment is when all available labor resources are being used in the most efficient way possible without triggering inflation it is a theoretical state in which anyone who wants to find full time work can do so and unemployment is at 0 many modern economists agree that some unemployment is necessary to avoid inflation temporary unemployment can also allow workers time to move between jobs go to school or otherwise improve their skills in the real world an unemployment rate of 5 or lower is often considered full employment this level of unemployment prevents inflation and lets workers move between jobs but is low enough that those wanting full time work should be able to find some kind of full time job 