TY - JOUR T1 - Estimating efficiency spillovers with state level evidence for manufacturing in the US JO - Economics Letters UR - http://dx.doi.org/10.1016/j.econlet.2014.01.037 PY - 2014/05/01 AU - Glass A AU - Kenjegalieva K AU - Sickles RC ED - DO - DOI: 10.1016/j.econlet.2014.01.037 PB - Elsevier BV VL - 123 IS - 2 SP - 154 EP - 159 Y2 - 2024/12/26 ER -