NBER (National Bureau of Economic Research) Working Papers
Collection of working papers from the National Bureau of Economic Research - "a private, nonprofit, nonpartisan research organization dedicated to promoting a greater understanding of how the economy works."
NBER Working Papers. "NBER Working Papers have not undergone the review accorded official NBER publications; in particular, they have not been submitted for approval by the Board of directors. It is intended to make results of NBER research available to other economists in preliminary form to encourage discussion and suggestions for revision before final publication."
2000 - Present