Roger Koppl is on CollEc

rank value
closeness 23864 5.516
betweenness 8321 1.2168

co-authors

  1. william butos [pbu82]
  2. Alain Marciano [pma1386]
  3. Sorin Tuluca [ptu148]
  4. Peter Boettke [pbo185]
  5. William Luther [plu313]