National Bureau of Economic Research. General series / National Bureau of Economic Research, Inc. United States Gov. Pr. Off.
Cita Chicago Style (17a ed.)National Bureau of Economic Research. General Series / National Bureau of Economic Research, Inc. Washington, DC: United States Gov. Pr. Off.
Cita MLA (9a ed.)National Bureau of Economic Research. General Series / National Bureau of Economic Research, Inc. United States Gov. Pr. Off.
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