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.
The Substitution Effect measures the change in consumption of a good or service if the price of that good or service changes â if we could separate out the resulting impact on (real) income of that price change. When the price of a good increases, this means you may want to buy less of it.