Tokyo Olympics cost $15.4 billion. What else could that buy?

The official price tag for the Tokyo Olympics in $15.4 billion, which a University of Oxford study says is the most expensive on record. In fact, several Japanese government audits say the real outlay for the Tokyo Games is even more than the official figure, perhaps twice as much. Olympic costs have been dissected in a study by the University of Oxford, which found that all Games since 1960 have had cost overruns averaging 172%.