Economic Growth: Stronger economic growth in developed countries generally leads to higher company profits and increased investor confidence, pushing up the ETF's price.

Interest Rate Changes: Rising interest rates can make bonds more attractive and equities less so, potentially lowering demand for the ETF.

Currency Fluctuations: Changes in the relative value of the U.S. dollar against other developed market currencies directly affect the ETF's returns.

Investor Sentiment: Positive sentiment and risk appetite typically boost demand and the ETF's price, while negative sentiment reduces it.

Political & Regulatory Risks: Political instability and regulatory changes in developed economies can create uncertainty and lower investor interest.

Company Performance: The performance of the underlying companies held in the ETF's portfolio directly impacts its value.

Dividend Yields: Dividend payouts from the underlying stocks contribute to the ETF's overall return and can influence its price.