The Economy Museum - Royal Coin Cabinet (Swedish: Ekonomiska museet - Kungliga Myntkabinettet) is a museum in central Stockholm, Sweden, dedicated to the history of money and economic history in general.

The Economy Museum is an institution with a national responsibility for the conservation and the historical studies of coins, medals, and finance in general.

Through expositions, the institution offers insights in the economical history of the world; by lending objects from its collection to researchers and expositions all over the world, it helps develop the knowledge within its scope; and by maintaining a national register of coin hoards, it is of great importance to scholars in Sweden.

The museum includes exhibitions of coins, banknotes (the first in the world was issued in 1661 by Stockholms Banco), treasure hoards and piggy banks.

After launching a police investigation and taking inventory, they found that 1,200 objects with a reported value of 25 million SEK were missing.