Economic Causal Chain and Predictable Stock Returns. - Kei Nakagawa; Shingo Sashida; Hiroki Sakaji; Kiyoshi Izumi (IIAI-AAI, 2019)

What Do Good Integrated Reports Tell Us?: An Empirical Study of Japanese Companies Using Text-Mining. - Kei Nakagawa; Shingo Sashida; Ryozo Kitajima; Hiroyuki Sakai 003 (IIAI-AAI, 2020)

Investment Strategy via Lead Lag Effect using Economic Causal Chain and SSESTM Model. - Kei Nakagawa; Shingo Sashida; Hiroki Sakaji (IIAI-AAI, 2022)

Extraction SDGs-related sentences from Sustainability Reports using BERT and ChatGPT. - Shingo Sashida; Kiyoshi Izumi; Hiroki Sakaji (IIAI-AAI, 2023)

Multifactor Model with Deep Learning for Currency Investments. - Shingo Sashida; Kei Nakagawa (IIAI-AAI, 2023)