Let me give you just one example. If (when) tariffs are raised on international trades56, shipping goods as cheaply as possible would become more important than ever. Low-cost shipping implies larger container ships, though, and many container ports are not deep enough to facilitate the largest containerships now in operation. This means that there will be plenty of excavation work to come in container ports around the world, and it will be up to the government in question to ensure that returns on those infrastructure projects are high enough to attract capital from institutional investors.
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