to estimate the net present value
41Islam in the United States — For a list of American Muslims, see List of American Muslims. American Muslim redirects here. For the magazine, see The American Muslim. American Muslims …
42Involvement of the People's Republic of China in Africa — This article is primarily about economic relations between the PRC and Africa. For a more general overview, see Sino African relations. The People s Republic of China and Africa Chinese involvement in Africa, which began centuries ago, continues… …
43Slavery in the United States — began soon after English colonists first settled Virginia in 1607 and lasted until the passage of the Thirteenth Amendment to the United States Constitution in 1865. Before the widespread establishment of chattel slavery, much labor was organized …
44Health care in the United States — ] Current estimates put U.S. health care spending at approximately 15.2% of GDP, second only to the tiny Marshall Islands among all United Nations member nations. The health share of GDP is expected to continue its historical upward trend,… …
45Health care reform in the United States — ] Current estimates put U.S. health care spending at approximately 16% of GDP. [http://www.cms.hhs.gov/NationalHealthExpendData/25 NHE Fact Sheet.asp#TopOfPage National Health Expenditure Data: NHE Fact Sheet, ] Centers for Medicare and Medicaid… …
46Age of the Earth — This article is about scientific estimates of the age of the Earth. For religious and other non scientific estimates, see Dating Creation. Earth as seen from Apollo 17 The age of the Earth is 4.54 billion years (4.54 × 109 years ± 1%) …
47President of the United States — POTUS redirects here. For political talk radio, see P.O.T.U.S. (Sirius XM). For other uses, see President of the United States (disambiguation). For a list, see List of Presidents of the United States. President of the United States of America …
48Episcopal Church in the United States of America — Infobox Anglican Church show name =The Episcopal Church caption =The Cathedral Church of Saint Peter and Saint Paul in Washington, D.C., is referred to as the Washington National Cathedral. primate=Katharine Jefferts Schori main classification …
49Religion in the United States — has a history of diversity, due in large part to the nation s multicultural demographic makeup. Among developed nations, the US is one of the most religious in terms of its demographics. According to a 2002 study by the Pew Global Attitudes… …
50Origin of the Romanians — History of Romania This article is part of a series Prehistory …
