1 the total number of white blood cells in a microliter (1x10-6 liters) of blood, reported as an absolute number of X thousands of white blood cells, and. 2  the percentage of each of the five types of white blood cells.
Benefits to Society. A progressive tax system allows a government to collect a larger amount of tax revenue, which, according to a research paper on sciforums.com, can be used for the benefit of public services, such as education, welfare and medical assistance. Small Business Benefits
Because the United States has a progressive federal tax system, youâre going to land in one of these seven federal income tax brackets in 2016: 10%, 15%, 25%, 28%, 33%, 35% or 39.6%. But no matter which bracket youâre in, you wonât pay that rate on your entire 2016 income.