Construction of economic indicators using internet searches


  • Mioara POPESCU Academy of Economic Studies, Bucharest



nowcasting, economic indicators, forecasting, big data


The volume of online data searches can be used as indicators of economic analysis and forecasting. This paper reviews some of the applications that use the large data sets provided by the Internet user searches and presents a very specific case for Romanian economy. These data provide some additional information relative to existing surveys and with further development, internet search data could become an important tool for analysis and prediction. 

Author Biography

Mioara POPESCU, Academy of Economic Studies, Bucharest

Academy of Economic Studies, Bucharest


• Baker, S., & Fradkin, A. (2011). What drives job search? Evidence from Google search data. Technical report, [Online] (URL sol3/papers.cfm?abstract_id=1811247).

• Castle, L., Fawcett, W. P., & Hendry, F. (2009). Nowcasting is not just contemporaneous forecasting. National Institute Economic Review, pp. 71-89, URL

• Concha, A., & Galán, E. (2012). Tracking the Future on the Web: Construction of Leading Indicators Using Internet Searches, BANCO DE ESPAÑA, Madrid, 2012

• Choi, H., & Varian, H. (2009). Predicting the present with Google Trends. Technical report, Google. [Online] (URL predicting_the_present.pdf).

• Choi, H., & Varian, H. (2011). Predicting the present with Google Trends. [Online] (URL

• Ettredge, M., Gerdes, J., & Karuga, G. (2005). Using web-based search data to predict macroeconomic statistics. Communications of the ACM, pp. 87-92. URL

• Holmes, E.E., Ward, E.J., & Scheuerell, M.D. (2014). Analysis of multivariate time- series using the MARSS package. [Online] (URL

• MARSS/vignettes/UserGuide.pdf).

• Lazer, D. M., Kennedy, R., King, G., & Vespignani, A. (2014). The parable of google flu: traps in big data analysis.

• McIver, D.J., & Brownstein, J.S. (2014). Wikipedia Usage Estimates Prevalence of Influenza- Like Illness in the United States in Near Real-Time. PLoS Comput Biol 10(4): e1003581

• McLaren, N. & Shanbhoge, R. (2011). Using internet search data as economic indicators. Bank of England Quarterly Bulletin. [Online] (URL http://www.bankofengland.

• Perduca, V., & Ferreira P. (2014). Improving prediction of unemployment statistics with Google trends.

• Online database






How to Cite

POPESCU, M. (2015). Construction of economic indicators using internet searches. Annals of Spiru Haret University. Economic Series, 15(1), 25–32.