What is the optimal weight of gold in an investment portfolio? Suggestions range from 0% to more than 20%, but there is no study that systematically investigates this issue. We analyze the gold holdings (gold ETFs) of institutional investors based on 13-F filings and find that 30% of all...

Gold is a long-lasting, durable and thus sustainable metal and asset. However, mining for gold often adversely affects the environment. This study proposes an alternative to mitigate these negative externalities and costs of gold mining. Instead of digging out gold for investment purposes we...

This paper studies investor's attention to gold price movements by analyzing the relationship between gold price changes and internet search queries for gold. We find a positive relationship of gold price volatility and search queries and a strong asymmetric effect of negative gold price changes...