Chang Ma is on CollEc

rank value
closeness 11179 5.00593
betweenness 22021 0.176023

co-authors

  1. Peter Bednarek [pbe939]
  2. John Rogers [pro248]
  3. Sili Zhou [pzh870]
  4. Fabian Valencia [pva377]
  5. Shang-Jin Wei [pwe20]
  6. Daniel te Kaat [pte336]