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Session 4: Equity Risk Premiums Implied and Fundamentals

Session 4: Equity Risk Premiums Implied and Fundamentals. DCF Valuation. Implied Equity Premiums.

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Session 4: Equity Risk Premiums Implied and Fundamentals

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  1. Session 4: Equity Risk PremiumsImplied and Fundamentals DCF Valuation

  2. Implied Equity Premiums • If we assume that stocks are correctly priced in the aggregate and we can estimate the expected cashflows from buying stocks, we can estimate the expected rate of return on stocks by computing an internal rate of return. Subtracting out the riskfree rate should yield an implied equity risk premium. • This implied equity premium is a forward looking number and can be updated as often as you want (every minute of every day, if you are so inclined).

  3. Implied Equity Premiums: January 2008 • We can use the information in stock prices to back out how risk averse the market is and how much of a risk premium it is demanding. • If you pay the current level of the index, you can expect to make a return of 8.39% on stocks (which is obtained by solving for r in the following equation) • Implied Equity risk premium = Expected return on stocks - Treasury bond rate = 8.39% - 4.02% = 4.37%

  4. A year that made a difference.. The implied premium in January 2009

  5. The Anatomy of a Crisis: Implied ERP from September 12, 2008 to January 1, 2009

  6. An Updated Equity Risk Premium: • On January 1, 2012, the S&P 500 was at 1257.60, essentially unchanged for the year. And it was a year of macro shocks – political upheaval in the Middle East and sovereign debt problems in Europe. The treasury bond rate dropped below 2% and buybacks/dividends surged.

  7. Implied Premiums in the US: 1960-2011

  8. Why implied premiums matter? • It is common practice to use historical risk premiums (and arithmetic averages at that) as risk premiums to compute cost of equity and justify by arguing that consistency (i.e., that everyone uses the same premium) is important than correctness. If you used the geometric average premium for 1928-2011 of 4.1% to value stocks in January 2012, given the implied premium of 6.04%, what were they likely to find? • The values they obtain will be too low (most stocks will look overvalued) • The values they obtain will be too high (most stocks will look under valued) • There should be no systematic bias as long as they use the same premium to value all stocks.

  9. Which equity risk premium should you use for the US? • Historical Risk Premium: When you use the historical risk premium, you are assuming that premiums will revert back to a historical norm and that the time period that you are using is the right norm. • Current Implied Equity Risk premium: You are assuming that the market is correct in the aggregate but makes mistakes on individual stocks. If you are required to be market neutral, this is the premium you should use. (What types of valuations require market neutrality?) • Average Implied Equity Risk premium: The average implied equity risk premium between 1960-2011 in the United States is about 4%. You are assuming that the market is correct on average but not necessarily at a point in time.

  10. Implied premium for the Sensex (September 2007) • Inputs for the computation • Sensex on 9/5/07 = 15446 • Dividend yield on index = 3.05% • Expected growth rate - next 5 years = 14% • Growth rate beyond year 5 = 6.76% (set equal to riskfree rate) • Solving for the expected return: • Expected return on stocks = 11.18% • Implied equity risk premium for India = 11.18% - 6.76% = 4.42%

  11. Implied Equity Risk Premium comparison:January 2008 versus January 2009

  12. An Alternative: A fundamental equity risk premium • If you are uncomfortable about assuming mean reversion (required when you use historical averages) or that the market is correctly priced today (current implied premium), you can try for to estimate an equity risk premium from fundamentals by either linking the equity risk premium to • Macro economic variables such as the level of interest rates, expected inflation or economic growth. • Observable risk premiums in other markets such as the bond market or even the real estate market.

  13. Macro variable exampleImplied Premium versus Risk Free Rate

  14. Other markets: Example 1Equity Risk Premiums and Bond Default Spreads

  15. Other markets: Example 2Equity Risk Premiums and Cap Rates (Real Estate)

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