The Value of News for Economic Developments By Vegard H. Larsen and Leif A. Thorsrud∗ Online appendix ∗Larsen: Centre for Applied Macro and Petroleum Economics, BI Norwegian Business School, and Norges Bank (email:
[email protected]); Thorsrud: Centre for Applied Macro and Petroleum Economics, BI Norwegian Business School, and Norges Bank (email:
[email protected]). This paper is part of the research activities at the Centre for Ap- plied Macro and Petroleum Economics (CAMP) at the BI Norwegian Business School. We thank Farooq Akram, George-Marios Angeletos, Hilde C. Bjørnland, Fabio Canova, Herman K. van Dijk, Gernot Doppelhofer, Sylvia Fr¨uhwirth-Schnatter, Ragnar Juelsrud, Gisle Natvik, Kjetil Storesletten, Tommy Sveen, Mike West, and two anonymous referees for valuable com- ments substantially improving the quality of the article. The views expressed are those of the authors and do not necessarily reflect those of Norges Bank. The usual disclaimer applies. Earlier drafts of this article have been circulated under the shorter title \The Value of News". 1 Appendices Appendix A Data The news indexes (NI and NIOUS) are constructed based on the DN corpus, the LDA decomposition, and the predictive results. See Sections2 and3 of the main paper for details. Consumption (C), output (Y ), investment (I), and employment (E) were obtained from Statistics Norway (SSB). Consumption is defined as \Final con- sumption expenditure of households and NPISHs"; output is defined as \Gross domestic product, market value"; investment is defined as \Gross fixed capital formation"; and employment is defined as \Employed persons. Employees and self-employed." Consumption, investment, and output are all measured in con- stant 2012 prices (million NOK).