APA (7th ed.) Citation

Lettau, M., & Wachter, J. (2005). Why is long-horizon less risky?: A duration-based explanation of the value premium. National Bureau of Economic Research.

Chicago Style (17th ed.) Citation

Lettau, Martin, and Jessica Wachter. Why Is Long-horizon Less Risky?: A Duration-based Explanation of the Value Premium. Cambridge, Mass: National Bureau of Economic Research, 2005.

MLA (9th ed.) Citation

Lettau, Martin, and Jessica Wachter. Why Is Long-horizon Less Risky?: A Duration-based Explanation of the Value Premium. National Bureau of Economic Research, 2005.

Warning: These citations may not always be 100% accurate.