This is an education-style publication where the main graph is a comparison (ratio) between two ETFs (funds) managed by State Street Global Advisors Corporation, the creator of the world’s first ETF (well-known in nowadays as AMEX:SPY ) and an indexing pioneer.
The first one ETF is The Technology Select Sector SPDR Fund, AMEX:XLK .
👉 AMEX:XLK seeks to...