Macro-Economic Analysis of Some Countries (Which Issued Digital Currencies), with USA and UK to Transfer them to Digital Currencies in Digitalization Era

This paper analysis macroeconomic indicators in some countries, which issued digital currencies [like Bahamas, Nigeria, Jamaica, Eastern Caribbean (like Saint Lucia, Grenada, etc.), and China with USA and UK] through period 2020 to 2025 to transfer USA and UK to digital currencies in digitalization era, the research found that applied digital currencies in that countries which issued digital currencies effect on money supply especially in M1 measurement where M1 equal banknotes and coins in circulation outside the Bank + Demand deposit money + prepaid credit and debit cards + digital currencies, so issues digital currencies may be effect on inflation rate in these countries (this is the main hypothesis in the future research). UK and USA study to issues digital currencies or central bank digital currency (CBDC) and control dealing of cryptocurrency so UK investigate and study how to maximization the benefit from CBDC and USA is the leader and pioneer in every field of the world forever. Keywords: Macroeconomic Analysis, Digital Currency, Digitalization Era DOI: 10.7176/JESD/16-5-05 Publication date: July 30th 2025