@Article{LW:News:2011,
    author = {Eric M. Leeper and Todd B. Walker},
    title = {Information Flows and News Driven Business Cycles},
    journal = {Review of Economic Dynamics},
    year = {2011},
    volume = {14},
    number = {1},
    pages = {55--71},
    doi = {10.1016/j.red.2010.08.003}
}