The wonder of the United States is not waning. The New York stock exchanges continue to break records with some companies having valuations exceeding a trillion dollars, which has never been seen before. By way of comparison, the Paris-listed company with the largest capitalization, LVMH, (240 billion euros) barely exceeds a quarter of the value of the big stars of Wall Street. The new stars, supported by artificial intelligence and their suppliers, the semiconductor manufacturers, have dethroned the Internet giants. The exceptional success of business leaders like Elon Musk in electric vehicles and now in the space industry or Jeff ...