In this week's show: The credit crunch hits Christmas: why card issuers are behaving like Ebenezer Scrooge with their credit limits. The gold rush: forget the yellow stuff - platinum is exciting some investors right now. The end of private equity? Is a lack of cheap borrowing facilities limiting the opportunities for private investors? Plus good news and bad news for cash-back deals. See acast.com/privacy for privacy and opt-out information.