According to a report from CryptoPotato, renowned macro strategy investor Lyn Alden has discovered a strong correlation between Bitcoin (BTC) and global M2 money supply. Her research highlights that "BTC price movements align with M2 83% of the time." Notably, when the global money supply expands through M2, BTC prices have historically exhibited an upward trend. During the research period spanning from May 2013 to July 2024, BTC displayed a correlation coefficient of 0.94 with global liquidity. Correlation coefficients range from -1 to +1, with values closer to 1 indicating a more robust positive correlation. This finding suggests that M2 could be a valuable barometer for investors and traders in predicting BTC price movements.