@BOOK{NAP10769, author = "National Research Council", editor = "Katharine G. Abraham and Christopher Mackie", title = "Designing Nonmarket Accounts for the United States: Interim Report", doi = "10.17226/10769", url = "https://nap.nationalacademies.org/catalog/10769/designing-nonmarket-accounts-for-the-united-states-interim-report", year = 2003, publisher = "The National Academies Press", address = "Washington, DC" }