June 23 — Is there virtue to investing in vice? For some people it can be either a lifestyle, or an investment philosophy. ...in Australia, investors have legally gotten in on the world’s oldest profession. The Daily Planet Bordello began trading publicly last month, with Hollywood madam Heidi Fleiss on hand. Shares have nearly doubled since the debut. And, flush with cash, the company says it now wants to build a theme park in Las Vegas. But though he’s the manager of the Vice Mutual Fund, Dan Ahrens doesn’t see much potential in brothels. “We’re not looking for bad areas,”...