Econometrics Theory 1 Linear Regression Model 1.1 Basics and estimation Let us conside a simple linear regression model below. yt= b1+ b2xt+ ut; for t= 1;;n This function is mapping fromxt toyt, that is,xt ! yt. Here we call each variables,yt as explained vari...
Asymptotic Noramlity of Maximum Likelihood Estimator and the distribution of Lagrange Multiplier and Likelihood Ratio test statistic This article gives the proof of the asymptotic normality of maximum likelihood estimator and the distribution of LM and LR stat...
1 Introduction Fama[1970] says a market in which prices always ”fully reflect” available information is called ”efficient”, that is, successive price changes (or more usually, successive one-period returns) are independent. In other words, if the flow ...