Systematic Risk

Risk and Return: How Are They Related, and Which Risks Threaten a Household's Savings?

Asset Allocation in Iran's Inflationary Economy: A Professional Framework for Building and Rebalancing a Portfolio

Asset allocation, not stock picking, explains most of a portfolio's return variability, yet the standard models assume what Iran lacks: a true risk-free asset and single-digit inflation. This article rewrites the framework for Iran's market: the shared currency anchor and false diversification, real versus nominal return, the true role of each asset class, and rebalancing rules where there are neither hedging instruments nor uniform liquidity.

Tehran Stock Exchange Opens Down About 2.5% on Sunday, July 12, 2026: The Psychology of the Sell-Off and Systematic vs Fundamental Risk

On the morning of Sunday, July 12, 2026 (21 Tir 1405), the Tehran Stock Exchange overall index (TEDPIX) fell about 2.49% to around 5,056,740 in early trade, extending several pressured sessions; the equal-weighted index dropped 2.08%, a sign the selling is broad. This piece explains what a heavy sell queue means, why even fundamentally sound shares get sold on days like this, and why systematic risk does not necessarily mean companies' intrinsic value has changed.