The world's most valuable sports teams
The World's 50 Most Valuable Sports Teams 2019
List of most expensive sports cards - Wikipedia
Which Is the Better Buy? The Washington Commanders or Manchester United? - The New York Times
25 Most Valuable Sports Teams - Mekko Graphics
Power Rankings: The 10 Best Franchises in North American Professional Sports, News, Scores, Highlights, Stats, and Rumors
Chart: The Most Valuable NCAA Teams
Ranked: The Most Expensive Sports Team Sales in History
Infographic: The World's 50 Most Valuable Sports Teams