I = PAT that human population may stabilize at around 11.2 billion in 2100, the I=PAT equation will continue to be relevant for the increasing human impact on the environment in the short to mid-term future. Increased population increases humans' environmental impact in many ways, which include but are not limited to: The variable A, in the I=PAT equation stands for affluence. It represents the average consumption of each person in the population. As the consumption of each person increases, the total environmental impact increases as well. A common proxy for measuring consumption is through GDP per capita. While GDP per capita measures
Estate tax in the United States estate tax. One purpose is to prevent a person from avoiding paying estate tax by giving away all his or her assets before death. There are two levels of exemption from the gift tax. First, transfers of up to (as of 2013) $14,000 per (recipient) person per year are not subject to the tax. Individuals can make gifts up to this amount to each of as many people as they wish each year. In a marriage, a couple can pool their individual gift exemptions to make gifts worth up to $28,000 per (recipient) person per year without incurring any gift