Excerpt from Analysts' Forecasts as Earnings Expectations A third contribution of this paper is a methodological refinement of the techniques used to evaluate forecastsp I demonstrate the existence of significant time-period - specific effects in forecast errors. If time series and cross-section data are pooled without taking these effects into account, the statistical results may be overstated, and the results are subject to an aggregation bias. About the Publisher Forgotten Books publishes hundreds of thousands of rare and classic books. Find more at www.forgottenbooks.com This book is a reproduction of an important historical work. Forgotten Books uses state-of-the-art technology to digitally reconstruct the work, preserving the original format whilst repairing imperfections present in the aged copy. In rare cases, an imperfection in the original, such as a blemish or missing page, may be replicated in our edition. We do, however, repair the vast majority of imperfections successfully; any imperfections that remain are intentionally left to preserve the state of such historical works.