India Spends Big on What It Needs Most to Catch Up to China

MUMBAI—The financial capital of India has become a colossal construction site. The barriers that try to keep daily life on track in the metropolis on the country's west coast proclaim: "Mumbai is upgrading.” A new road being built along the Arabian Sea is aimed at easing congestion in a city where three-lane roads are frequently occupied by five lanes of honking traffic. A rapid-transit metro system is being extended to ease pressure on suburban trains overflowing with people. A rail freight corridor stretching all the way to New Delhi is expected to cut the time it takes to ship goods…