ITU‐T's Technical Reports and Specifications 835 Table 1 – Comparison of KPIs between index systems and sets of KPIs Dimension Sub‐ dimension Indicators ISO IDI UN‐Habitat CIC MOHURD ECI Italy TTC GCIF GPC ESCI ERMC EUSI Wheel Ericsson IBM IDC PwC Siemens I3.1.6 SSC new projects opportunities X X I3.1.7 Penetration of teleworking system X X I3.1.8 Improvement of traditional industry with ICT X X D3.2 Economic sustainability I3.2.1 Percentage of knowledge economy in total investment X X X X I3.2.2 Percentage of knowledge economy in GDP X X I3.2.3 Employment rate in knowledge‐intensive sectors X X X X X X X X X X I3.2.4 Percentage of e‐commerce transaction amount X X X X X X X