In these difficult times, we’ve made a number of our coronavirus articles free for all readers. To get all of HBR’s content delivered to your inbox, sign up for the Daily Alert newsletter.

The Covid-19 pandemic has raised a critical question: Why does the United States not have the capacity to manufacture many products for which there is a sudden urgent need — everything from critical care ventilators, N95 face masks, and personal protective equipment to everyday items like over-the-counter pain relievers? Of course, the United States is still a manufacturing powerhouse in many sectors, but it surprises many people that a huge number of everyday basic items have to be imported. The current pandemic-related shortages have fueled calls from political leaders of both parties for U.S. manufacturers to start producing critical supplies domestically. And long before the pandemic, President Trump was pushing U.S. companies to bring back production from overseas.