Global Market Performance: Overall performance of international stock markets significantly influences VWIGX.US.

Emerging Market Conditions: As an international fund, especially focused on growth, emerging market stability and growth directly impact the fund's returns.

Currency Fluctuations: Changes in currency exchange rates, particularly against the US dollar, affect the value of international holdings.

Interest Rate Policies: Interest rate changes in various countries can impact company valuations and economic growth prospects.

Geopolitical Events: Political instability, trade wars, and other geopolitical events can cause market volatility and affect fund performance.

Fund Management Decisions: The fund manager's investment choices and allocation strategies directly impact fund returns.

Economic Growth Rates: Economic growth rates in different countries impact corporate earnings and market sentiment.

Inflation Rates: Inflation rates can impact corporate profitability and consumer spending, influencing stock prices.

Company-Specific Factors: Performance of individual companies within the fund's portfolio impacts the overall fund value.