That was evident in the second-quarter results of Brookfield Infrastructure (NYSE: BIP)(NYSE: BIPC), which proved its durability during the economic storm. Driving that strength amid the storm was the company's diversified portfolio of stable businesses and recent expansion-related investments: Data source: Brookfield Infrastructure. The company partially offset these issues with higher inflation-indexed rates, $280 million of expansion projects in the past year, and the acquisition of a North American-regulated gas transmission business last October.