1 A urine culture test is done to identify the specific bacteria that are causing a urinary tract infection.2  Ideally, a sample of urine is collected by cystocentesis or by inserting a needle directly into the animalâs bladder. A urine culture test is done to identify the specific bacteria that are causing a urinary tract infection.
The multiplier effect is exploited by governments attempting to use fiscal stimulus policies to increase the general level of economic activity. This can be done in a period of recession or economic uncertainty, when unemployment of labor is high and other resources are underutilized.
One problem is that the actual value of the multiplier effect is likely to change at different points of the economic cycle. The value of the multiplier = 1/0.5 = 2 â the same initial change in aggregate demand will lead to a bigger final change in the equilibrium level of national income.