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Insights & Research

Portfolio management, financial engineering, and our journey building RAIIS.

Green Fees Series

A multi-part research series examining how ESG constraints affect portfolio performance and transaction costs.

ESG Rating Correlation Analysis
Part 1

Before the Green Fees: Why ESG Portfolio Management Isn't Straightforward

Unpacking the problem of inconsistent ratings, rising regulation, and performance uncertainty in ESG investing.

RAIIS Research Team Read →
Portfolio rebalancing flowchart
Part 2

Green Fees: The Methodology Behind Measuring ESG Portfolio Impacts

A rigorous framework for assessing how sustainability screening affects performance and costs.

RAIIS Research Team Read →

Technical

Linear vs logarithmic returns comparison
Technical March 13, 2025

Portfolio Evaluation and Return Analysis

The mathematical framework for return analysis, comparing linear and logarithmic returns, and their practical implications for risk management.

Doga Alkan Read →