What is the Consumer Price Index (CPI)?

What is the Consumer Price Index(CPI)? The Consumer Price Index (CPI) is a measure of the change in prices paid by consumers for a basket of goods and services. It is one of the most widely followed economic indicators, and it is used by investors to gauge inflation and make investment decisions. How is the CPI calculated? The CPI is calculated by the Bureau of Labor Statistics (BLS). The BLS surveys households across the United States to collect data on the prices they pay for goods and services. This data is then used to create a "basket" of goods and services that represents the spending habits of the average American household. The BLS calculates the CPI by comparing the prices in the basket of goods and services in a given month to the prices in the same basket of goods and services in a base year. The base year is usually 2000. How does the CPI affect investing? The CPI is an important indicator of inflation. When the CPI rises, it means that the cost of living is incre...

3 Undercurrents From August 11, 2026: AI's Real Economy Test

3 Undercurrents From August 11, 2026: AI's Real Economy Test

Photo by Aditya Vyas on Unsplash

📅 August 11, 2026 · 08:10 PM EDT  |  Wall Street Daily Briefing

S&P 500
7,728.2
▼ 0.32%
Dow Jones
53,791.85
▼ 0.34%
VIX
15.28
▼ 1.16%

Market Overview \u2014 August 11, 2026

On August 11, 2026, Wall Street saw major indices dip slightly, with the S&P 500 falling 0.32% to 7728.2 and the Dow Jones down 0.34% to 53791.85. The small-cap Russell 2000, however, gained 0.32% to 3027.12, pointing to a subtle shift in capital away from large-cap tech.

Yesterday, US stocks largely pulled back. The S&P 500 closed at 7728.2 (-0.32%), and the Dow Jones Industrial Average at 53791.85 (-0.34%). In contrast, the Russell 2000 climbed 0.32% to 3027.12, which indicates a nuanced rotation. The CBOE Volatility Index (VIX) decreased 1.16% to 15.28, a level that points to underlying caution. The 10-Year Treasury yield also fell 0.32% to 4.68%, while the dollar index (DXY) remained flat at 99.81. This session tracks with consolidation after recent gains, as investors assess the next catalysts.

Sector Rotation & Real Economy Signals

The August 11 session revealed clear capital flow into real economy sectors like Energy (+1.25%), Utilities (+1.16%), and Industrials (+0.60%), while tech-heavy Communication Services and Consumer Discretionary lagged. This underscores investor focus on physical infrastructure and energy security.

Disclaimer: This post is for informational and educational purposes only. Nothing here constitutes financial advice. Always do your own research before making investment decisions.

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