References/Notes/Attributions:
Source
Online supplements to Hayashi (2000).
http://fhayashi.fc2web.com/datasets.htm
References
Hayashi F (2000). Econometrics. Princeton University Press.
Summers R, Heston A (1991). “The Penn World Table (Mark 5): An Expanded Set of International Comparisons, 1950–1988.” The Quarterly Journal of Economics, 106, 327-68. doi: 10.2307/2937941.