Why might the continued willingness of foreign investors to buy U.S. stocks and bonds and foreign companies

Question:

Why might "the continued willingness of foreign investors to buy U.S. and bonds and foreign companies to build factories in the United States" result in the United States running a current account deficit?
Stocks
Stocks or shares are generally equity instruments that provide the largest source of raising funds in any public or private listed company's. The instruments are issued on a stock exchange from where a large number of general public who are willing...