PT - JOURNAL ARTICLE AU - Tony Estep AU - Nick Hanson AU - Cal Johnson TI - Sources of value and risk in common stocks AID - 10.3905/jpm.1983.408923 DP - 1983 Jul 31 TA - The Journal of Portfolio Management PG - 5--13 VI - 9 IP - 4 4099 - https://pm-research.com/content/9/4/5.short 4100 - https://pm-research.com/content/9/4/5.full