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Estimating the Smoothing Parameter in the So-called Hodrick-Prescott Filter
adaptive estimation Hodrick-Prescott filter Kalman-Bucy Kalman filtering orthogonal parametrization, random walk, seasonal adjustment, spline state-space models time-series time-varying coefficients trend Whittaker-Henderson graduation
2009/3/9
This note gives a statistical description of the Hodrick-Prescott Filter (1997), originally proposed by Leser (1961). A maximum-likelihood estimator is derived and a related moments estimator is propo...
CAN THE MEDIA BE SO LIBERAL? THE ECONOMICS OF MEDIA BIAS
MEDIA BIAS national news media liberal bias
2008/11/12
The Challenge to the Presumption of Bias
Many conservatives charge that the national news media exhibit a
liberal bias, despite surface appearances of impartiality. Charges of a
liberal bias essent...