Identifying "consensus-based solutions for accelerating the scale and scope of the response of the global community to many transboundary challenges such as regulation of virtual assets," would be the third objective of India's G-20 presidency, the chief economic adviser to the government, V. Anantha Nageswaran, said during a Tuesday speech at an annual event hosted by the Indian Council for Research on International Economic Relations (ICRIER) on the upcoming G-20 conference.