You should be asking those who are leaving Italy. I'm sure many would also move for work to the US if getting a visa was easy. But to retort to your question:

You should be asking those who are leaving Italy. I'm sure many would also move for work to the US if getting a visa was easy. But to retort to your question: Firstly, not every CEO in the US is there to extract wealth from the population some create a lot value to the US economy and welfare of the workers. And secondly Italians are alo being wealth extracted by their elites, despite not having privatized healthcare, that's why so many are leaving.