Macroeconomic indicators such as inflation, unemployment, and GDP play a crucial role in determining forex market movements and currency valuations. Inflation is the rate at which prices of goods and services increase and high inflation can erode the value of a currency, leading to depreciation. Similarly, unemployment levels can affect a currency's value, with high unemployment often leading to weaker currency valuations. GDP, which measures a country's economic output, can also impact forex markets, with a strong GDP typically leading to a stronger currency. Forex traders and investors closely monitor these indicators, looking for signals of economic strength or weakness that can impact currency values and lead to trading opportunities.