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
Over the history of taxation in the United States the concept of a progressive tax has enjoyed broad support. Fundamentally, the more you earn, the more taxes you pay, with the tax rate increasing incrementally as your income increases.