Audited a Long-Run Incremental Cost (LRIC) model of a fixed transport network developed by an Italian telecommunications operator, based on a combination of traditional Public Switched Telephone Network (PSTN) technology and innovative Internet Protocol (IP) platforms.

Conducted a benchmark study of mobile wholesale termination rates for voice calls in Western Europe on behalf of a group of German mobile operators.

Advised the Malaysian regulator regarding the revision of interconnection rates for regulated services using LRIC model.