How can we use the novel capacities of large language models (LLMs) in empirical research? And how can we do so while accounting for their limitations, which are …
Recent advances in large language models (LLMs) have unlocked novel opportunities for machine learning applications in the financial domain. These models have demonstrated …
We examine how large language models (LLMs) interpret historical stock returns and compare their forecasts with estimates from a crowd-sourced platform for ranking stocks …
A Chang, X Dong, X Martin, C Zhou - Available at SSRN 4543999, 2023 - papers.ssrn.com
We conduct the first analysis on the impact of democratized AI (ChatGPT) on the trading activities of investors by leveraging a dataset of long textual information spanning 19 years …
This study introduces a novel suite of historical large language models (LLMs) pre-trained specifically for accounting and finance, utilising a diverse set of major textual resources. The …
L Lv - arXiv preprint arXiv:2411.13813, 2024 - arxiv.org
I examine the value of information from sell-side analysts by analyzing a large corpus of their written reports. Using embeddings from state-of-the-art large language models, I show that …
B Levy - Available at SSRN 5082861, 2024 - papers.ssrn.com
Recent work within accounting and finance has highlighted that modern AI systems exhibit superhuman performance on a variety of foundational activities within these fields. However …
We introduce a novel approach to learning the information that investors react to when processing textual information. We use the attention mechanism that learns to identify …
Medical errors are consequential but difficult to study without laborious human review of past cases. I apply algorithmic tools to measure the extent and nature of error in one of the most …