related to the scaling you like
Statistical Basis for Predicting Technological Progress
http://trancik.scripts.mit.edu/home/data/
http://journals.plos.org/plosone/article?id=10.1371/journal.pone.0052669
Béla Nagy,
J. Doyne Farmer,
Quan M. Bui,
Jessika E. Trancik
Published: February 28, 2013
DOI: 10.1371/journal.pone.0052669