Weak Instrument Robust Tests in GMM and the New Keynesian Phillips Curve [with Comments and Rejoinder]Frank Kleibergen, Sophocles Mavroeidis, Fabio Canova, John C. Chao, Norman R. Swanson, Jean-Marie Dufour, Anna Mikusheva, Jonathan H. Wright, Motohiro Yogo, Eric Zivot and Saraswata Chaudhuri · Journal of Business & Economic Statistics · 2009