Reference

Parkinson's law - Wikipedia, the free encyclopedia
"Parkinson's Law states that 'work expands so as to fill the time available for its completion.' It was first articulated by C. Northcote Parkinson in the book Parkinson's Law: The Pursuit of Progress, (London, John Murray, 1958) based on extensive experience in the British Civil Service. ..."

Articles

Bureaucracy and the Civil Service in the United States, by Murray N. Rothbard, Journal of Libertarian Studies, 1995
Related Topics: Bureaucracy, John Adams, Founding Fathers, Government, Ulysses S. Grant, Andrew Jackson, Thomas Jefferson, Andrew Johnson, Limited Government, John Marshall, Richard M. Nixon, Pennsylvania, Political Parties, Spoils System, Martin Van Buren, Voting, George Washington
"The continuing rise in the total of government employees 'would be much the same whether the volume of the work were to increase, diminish, or even disappear.' Parkinson identifies two 'axiomatic' underlying forces responsible for this growth: (1) 'An official wants to multiply subordinates, not rivals'; and (2) 'Officials make work for each other.'"

Books

Parkinson's Law
    by Cyril Northcote Parkinson, 1957