Ilpo Kauppinen is on CollEc

rank value
closeness 15418 5.16899
betweenness 26701 0.0519804

co-authors

  1. Panu Poutvaara [ppo31]
  2. George Borjas [pbo44]
  3. Olli Ropponen [pro476]
  4. Jarkko Harju [pha871]