Group 1 - Economic fundamentals are a core factor influencing exchange rates, with strong economic growth attracting foreign investment and increasing demand for the domestic currency, leading to appreciation [1] - Monetary policy is a crucial tool for adjusting exchange rates, where an increase in interest rates can attract international capital inflow, enhancing demand for the domestic currency and causing it to appreciate [1] - The balance of payments directly impacts exchange rates, with trade surpluses increasing demand for the domestic currency and trade deficits leading to depreciation [2] Group 2 - Inflation differentials are a long-term factor affecting exchange rates, where higher inflation in a country relative to others can lead to depreciation of its currency due to reduced purchasing power [2] - Political stability and geopolitical events can influence exchange rate volatility, with stable political environments attracting foreign investment and supporting currency value, while instability can lead to capital outflow and depreciation [2] - Market sentiment and speculative behavior can cause short-term fluctuations in exchange rates, where optimistic market outlooks lead to currency appreciation and pessimistic views result in depreciation [3]

Group 1 - Economic fundamentals are key factors influencing long-term exchange rate trends, with indicators such as economic growth, employment, and industrial structure reflecting a country's overall economic vitality and development potential [1] - A country's interest rate policy significantly impacts exchange rates, as differences in interest rates between countries guide international capital flows, affecting currency demand and supply [1] - Inflation levels are closely related to exchange rates, where higher inflation relative to other countries can lead to currency depreciation, while lower inflation supports currency stability [1] Group 2 - The balance of international payments is a direct factor affecting short-term exchange rate fluctuations, with a surplus indicating higher demand for a country's currency, leading to appreciation, and a deficit suggesting depreciation [2] - Political stability and geopolitical changes can impact exchange rates, as instability may lead to capital outflows and increased volatility [2] - Market sentiment, driven by investor behavior and expectations about a country's economic outlook, can cause short-term fluctuations in exchange rates [2]