Home › Authors › David J. McKenzie 👤 David J. McKenzie 4 books Books by David J. McKenzie Primitive Fishes 2007 How important is selection? ex How important is selection? experimental vs. non-experimental measures of the income gains from migration 2006 Paper walls are easier to tear Paper walls are easier to tear down 2005 From a closed to an open syste From a closed to an open system 1997