- Permanent researchers publish more when they are in smaller labs.
- Having many Ph.D. students fails to improve productivity.
- Funding has little effect on research productivity.
Reference: Carayol, N. and Matt, M., Individual and collective determinants of academic scientists’ productivity, Information Economics and Policy 18 (1), 2006.
Further reading (on this blog): To be smarter, ignore external rewards, Is collaboration correlated with productivity?, Big schools are no longer giving researchers an edge?