This paper employs a Kalman filter approach to test the Expectations Hypothesis and characterize how term premia have changed over time for short-term Canadian interest rates. The Kalman filter approach is extended to account for changes in interest rate volatility, possible permanent changes in...

We investigate time variation in Captial Asset Pricing Model (CAPM) betas for Book-to-Market (B/M) and momentum portfolios across stock market volatility regimes. For our analysis, we jointly model market and portfolio returns using a two-state Markov-switching process, with beta and the market...