A remarkab|efie|d e One of the two leading technologies in structural biolog y Great contributions to biology A special window to the development of modern structural biology and biophysics THNMR YAN
Fixed Effects estimation When there is an observed fixed effect. an alternative to first differences is fixed effects estimation Consider the average over time of y Bx1+…+Bxik+a1+l The average of a, will be ai so if you subtract the mean. a will be differenced out just as when doing first differences Economics 20- Prof anderson