@TechReport{economics.dp.2009-22,
 author = {Chen, Pu},
 title = {A Note on Updating Forecasts When New Information Arrives between Two Periods},
 type = {Economics Discussion Paper},
 institution = {Kiel Institute for the World Economy},
 year = {2009},
 number = {2009-22},
 url = {http://www.economics-ejournal.org/economics/discussionpapers/2009-22}
}