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Adjusting for latent covariates is crucial for estimating causal effects from observational textual data. Most existing methods only account for confounding covariates that affect both treatment and outcome, potentially leading to biased…

计算与语言 · 计算机科学 2023-11-27 Yuxiang Zhou , Yulan He

Researchers have constantly asked whether stock returns can be predicted by some macroeconomic data. However, it is known that macroeconomic data may exhibit nonstationarity and/or heavy tails, which complicates existing testing procedures…

应用统计 · 统计学 2014-05-01 Fukang Zhu , Zongwu Cai , Liang Peng

We investigate a pricing rule that is applicable for streams of income or contingent claim liabilities and study how this rule changes under additional insider-type information that an investor might obtain. Considering a model where the…

数理金融 · 定量金融 2025-05-15 Philip A. Ernst , Oleksii Mostovyi

Stock trend forecasting, which forecasts stock prices' future trends, plays an essential role in investment. The stocks in a market can share information so that their stock prices are highly correlated. Several methods were recently…

统计金融 · 定量金融 2022-01-21 Wentao Xu , Weiqing Liu , Lewen Wang , Yingce Xia , Jiang Bian , Jian Yin , Tie-Yan Liu

Financial forecasting plays an important role in making informed decisions for financial stakeholders, specifically in the stock exchange market. In a traditional setting, investors commonly rely on the equity research department for…

统计金融 · 定量金融 2024-07-23 Sahar Arshad , Seemab Latif , Ahmad Salman , Rabia Latif

Despite tremendous progress in automatic summarization, state-of-the-art methods are predominantly trained to excel in summarizing short newswire articles, or documents with strong layout biases such as scientific articles or government…

We introduce a novel framework to financial time series forecasting that leverages causality-inspired models to balance the trade-off between invariance to distributional changes and minimization of prediction errors. To the best of our…

计算金融 · 定量金融 2024-08-20 Daniel Cunha Oliveira , Yutong Lu , Xi Lin , Mihai Cucuringu , Andre Fujita

People in the real world often possess vague knowledge of future payoffs, for which quantification is not feasible or desirable. We argue that language, with differing ability to convey vague information, plays an important but less-known…

综合经济学 · 经济学 2025-05-27 Kerry Xiao , Amy Zang

Over the past decade, millions of companies have filed for bankruptcy. This has been caused by a plethora of reasons, namely, high interest rates, heavy debts and government regulations. The effect of a company going bankrupt can be…

综合金融 · 定量金融 2020-03-31 Michael Filletti , Aaron Grech

This paper examines the impact of managers' non-responses (NORs) during quarterly earnings calls on analyst forecast behavior by developing a novel measure of NORs using two large language models: ChatGPT-4 and LLaMA 3.3. We adopt a three…

综合经济学 · 经济学 2025-05-27 Qingwen Liang , Matias Carrasco Kind

Stock market movements are influenced by public and private information shared through news articles, company reports, and social media discussions. Analyzing these vast sources of data can give market participants an edge to make profit.…

统计金融 · 定量金融 2021-07-12 Kamaladdin Fataliyev , Aneesh Chivukula , Mukesh Prasad , Wei Liu

Access to capital is a major constraint for economic growth in the developing world. Yet those attempting to lend in this space face high defaults due to their inability to distinguish creditworthy borrowers from the rest. In this paper, we…

计算机科学与博弈论 · 计算机科学 2021-08-23 Mark York , Munther Dahleh , David Parkes

We build a 167-indicator comprehensive credit risk indicator set, integrating macro, corporate financial, bond-specific indicators, and for the first time, 30 large-scale corporate non-financial indicators. We use seven machine learning…

综合经济学 · 经济学 2025-09-24 Yanran Wu , Xinlei Zhang , Quanyi Xu , Qianxin Yang , Chao Zhang

Many applications of computational social science aim to infer causal conclusions from non-experimental data. Such observational data often contains confounders, variables that influence both potential causes and potential effects.…

计算与语言 · 计算机科学 2020-05-05 Katherine A. Keith , David Jensen , Brendan O'Connor

Information asymmetry in financial markets, often amplified by strategically crafted corporate narratives, undermines the effectiveness of conventional textual analysis. We propose a novel multimodal framework for financial risk assessment…

机器学习 · 计算机科学 2025-08-27 Xiaoliang Chen , Xin Yu , Le Chang , Teng Jing , Jiashuai He , Ze Wang , Yangjun Luo , Xingyu Chen , Jiayue Liang , Yuchen Wang , Jiaying Xie

We show that while anonymization effectively obscures firm identity, it significantly reduces the power of textual understanding, thereby diminishing models' ability to extract meaningful economic signals from financial texts. This…

综合金融 · 定量金融 2025-11-20 Ke Wu , Baozhong Yang , Zhenkun Ying , Dexin Zhou

New text as data techniques offer a great promise: the ability to inductively discover measures that are useful for testing social science theories of interest from large collections of text. We introduce a conceptual framework for making…

While automatic summarization techniques have made significant advancements, their primary focus has been on summarizing short news articles or documents that have clear structural patterns like scientific articles or government reports.…

计算与语言 · 计算机科学 2024-05-14 Subhendu Khatuya , Koushiki Sinha , Niloy Ganguly , Saptarshi Ghosh , Pawan Goyal

Analyzing stocks and making higher accurate predictions on where the price is heading continues to become more and more challenging therefore, we designed a new financial algorithm that leverages social media sentiment analysis to enhance…

机器学习 · 计算机科学 2025-02-11 SriVarsha Mulakala , Umesh Vangapally , Benjamin Larkey , Aidan Henrichs , Corey Wojslaw

Stock market prediction is one of the most attractive research topic since the successful prediction on the market's future movement leads to significant profit. Traditional short term stock market predictions are usually based on the…

计算金融 · 定量金融 2018-11-16 Huicheng Liu