Emeka Nwosu, Samuel Eze, Ibrahim Musa, 2026. "Counterfactual Reasoning for Algorithmic Financial Decision Systems" ESP International Journal of Science, Humanities & Management Studies(ESP-IJSHMS) Volume 4, Issue 3: 14-28.
Counterfactual reasoning is a key approach for enhancing the transparency, accountability and usability of algorithmic decision systems in finance. Machine learning models for credit assessment, fraud detection and investment analysis are used by financial institutions more than ever in addition to portfolio allocation, risk management/optimization automated trading. These models can yield strong predictive performance, but are complex and result in interpretively difficult individual decisions. A limitation of many explanations is that they do not give information about changed conditions relevant to the explanation by finding counterfactual changes in those conditions needed for a change decision. In this paper, we explore counterfactual reasoning for algorithmic financial decision systems and propose a conceptual framework that can link predictive models with the generation of counterfactuals as well as causal constraints, where evaluative validation is accompanied by appropriate human oversight to decide whether or not the resulting decisions from an AI system will be implemented. We pay special attention to geographical, sparsity (temporal diversity) feasibility, stability and equality as high-quality financial counterfactuals for action ability. In addition, it addresses issues of temporal market dynamics effects on homoscedasticity and autocorrelation in financial time series data with endogenous variables as well as the presence of unobservable common factors that diverge money–credit macroeconomic models from microprice theory due to excessive use by agents; heterogeneously-different characteristics lead us—through economic model uncertainty—to extreme asset price overreactions including their strategic manipulation for non-normative regulatory compensation. Although you can use various data from financial applications, including credit advising and tabular types of financial research — more people are interested in the described counterfactual methods recently illustrated by a recent paper [8]. It argues in favor of using counterfactual reasoning not merely as something that explains, but rather serves in a decision-support capacity by linking algorithmic predictions to actionable decisions for which institutions can be held responsible.
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Counterfactual Reasoning, Financial Algorithms, Explainable AI; Algorithmic Decision-Making, Machine Learning; Causal Inference.