Or you could reduce the barriers required for companies to go public/IPO. What has changed over the last 20 years in the US is how much more expensive / diffic

Or you could reduce the barriers required for companies to go public/IPO. What has changed over the last 20 years in the US is how much more expensive / difficult it has been for a company to go public. A lot of that is a result in 'consumer protections' that came into place after the .com bust and the financial crisis, but as with every short sighted government regulation, it has unintended consequences.