TY - JOUR TI - Physical and monetary input–output analysis: What makes the difference? PY - 2006 AU - Helga Weisz AU - Faye Duchin T2 - Ecological Economics LK - http://www.sciencedirect.com/science/article/pii/S092180090500248X DO - 10.1016/j.ecolecon.2005.05.011 ER -