Capital cost for $4.5 trillion infra investment a challenge: Piyush Goyal Capital cost for $4.5 trillion infra investment a challenge: Piyush Goyal “Infrastructure creation requires USD 4.5 trillion in investments over the next 10 years, Goyal said at a panel of governors at the Asian Infrastructure Investment Bank’s (AIIB) two-day annual summit that began here. Creating infrastructure will need a whopping USD 4.5 trillion investments over the next decade and the cost of the money will be a challenge, finance