Deep learning has transformed numerous areas of data science by achieving outstanding performance in tasks such as image recognition, speech processing, and natural language understanding. Recently, the challenges of financial forecasting-marked by nonlinear dynamics, volatility, and regime...

This conceptual article introduces Perceived Cognitive Assistance (PCA)-a novel psychological construct capturing how interactive support from Large Language Models (LLMs) alters investors' perception of their cognitive capacity to execute complex trading strategies. PCA formalizes a behavioral...

In this paper, we seek to ascertain whether the recently developed ordered fuzzy number (OFN) representation of a limit order book (LOB) by Marszałek and Burczyński (2024) may serve as a measure of stock liquidity. In particular, we aim to test whether this measure contains similar or distinct...