Paris Hilton took out a mortgage on the $63 million mansion she bought from Mark Wahlberg. Here’s why that’s actually a smart financial decision

• Despite Paris Hilton’s high net worth, she and her husband reportedly took out a $43.75 million mortgage for their $63 million Beverly Hills mansion, a move more common among ultrawealthy individuals than one may think. Experts say wealthy buyers often keep their cash liquid and use mortgages as a strategic tool to maximize flexibility and invest in higher-yield opportunities.

Considering Paris Hilton is worth an estimated $300 million to $400 million, it might seem odd...