from such questions at present. For this debate, see pro open immigration: Block (1998, 2004), Block and Callahan (2003), Gregory and Block (2007) Huerta de Soto (1998); anti open immigration: Brimelow (1995), Taylor (1998), Hoppe (1998, 2001), Kinsella (2005). III. Categorizing Friedman. With this overview, which hopefully will enable us to identify the players without a scorecard, we can now ...