Dyfyniad APA

Feldstein, M., & Ranguelova, E. (2000). Accumulated pension collars: A market approach to reducing the risk of investment-based social security reform. National Bureau of Economic Research.

Dyfyniad Arddull Chicago

Feldstein, Martin, and Elena Ranguelova. Accumulated Pension Collars: A Market Approach to Reducing the Risk of Investment-based Social Security Reform. Cambridge: National Bureau of Economic Research, 2000.

Dyfyniad MLA

Feldstein, Martin, and Elena Ranguelova. Accumulated Pension Collars: A Market Approach to Reducing the Risk of Investment-based Social Security Reform. National Bureau of Economic Research, 2000.

Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.