News, trends, liquidity, inflation, market mood, GDP, unemployment, incidental transactions, interest rates, supply and demand in the stock market, trade wars, changes in economic policy, natural disasters, deflation, and exchange rates are some of the elements that impact stock market values. "Economic factors affecting stock markets" while liquidity is a key factor in influencing price movements, news events and trends have a substantial impact on investor mood and market direction. Key economic factors that affect market values include GDP, unemployment rates, inflation, and interest rates.