Source: International Monetary Fund
Release: International Financial Statistics
M2 refers to M1 plus money market funds, cash management accounts, short-term money in trust, securities investment savings accounts, and short-term time and savings deposits in national currency, and short-term foreign currency deposits of nonbank financial institutions, state and local governments, nonfinancial public enterprises and private sector with banking institutions, certificates of deposit, bills sold, bills issued, short-term financial debentures, and beneficial certificates issued by banking institutions in national currency held by nonbank financial institutions, state and local governments, nonfinancial public enterprises and the private sector, and repurchase agreements between banking institutions and nonbank financial institutions, state and local governments, nonfinancial public enterprises and the private sector. Short-term refers to a maturity of less than two years.
International Monetary Fund, M2 for Republic of Korea [MYAGM2KRM189N], retrieved from FRED, Federal Reserve Bank of St. Louis; https://fred.stlouisfed.org/series/MYAGM2KRM189N, July 18, 2018.