Ohyama, Atsushi：Ryo Kambayashi
No.375 ESRI Discussion Paper Series （2023/04/01）
We empirically examine what factors facilitate remote work arrangements by using the data from the 2020 JP MOPS. In this study, we exploit variations in establishment ch…
Yamasaki, Junichi：Kentaro Nakajima：Kensuke Teshima
E-2020-02 TDB-CAREE Discussion Paper Series （2023/02/01）
Whether transaction costs to assemble or split land can persistently hinder urban land use remains unknown. Constructing a 100 m*100 m-cell-level dataset of central Tok…
Working Paper(outside IIR)
URL：
https://hermes-ir.lib.hit-u.ac.jp/hermes/ir/re/79717/070careeDP-E-2002.pdf
Go, Eugenia：Kentaro Nakajima：Yasuyuki Sawada：Kiyoshi Taniguchi
F-1209 CIRJE Discussion Paper Series （2023/01/01）
Spatially and seasonally granular measures of local economic activities are increasingly required in a variety of economic analyses. We propose using novel vehicle density data obtained from daytime satellite images to quantify the local economic activity involving human and goods traffic flows. Validation exercises show that vehicle …
Kang,Byeongwoo: Rudi Bekkers
WP#22-06 Hitotsubashi University IIR （2022/11/07）
Historical accounts describe numerous cases of parallel invention. Nowadays, with over half a million inventions yearly that apply for patent protection at the USPTO alone, it is likely that there are a lot of parallel inventions among these. Yet, the mechanisms behind creating similar knowledge remain unstudied. From both a theoretica…
IIR Working Paper
URL：
Yamaguchi, Shotaro：Hiroyasu Inoue：Kentaro Nakajima：Tetsuji Okazaki：Yukiko Umeno Saito：Serguey Braguinsky
22-E-104 RIETI Discussion Paper Series （2022/11/01）
During Japan's industrialization from the late 19th to the first half of the 20th century, the adoption of foreign technologies was increasingly complemented by domestic…
Higham, Kyle: Sadao Nagaoka
22-E-074 RIETI Discussion Paper Series （2022/08/18）
Tanaka, Shinsuke：Hideto Koizumi
medRxiv （2022/07/08）
We examine the effects of Daylight Saving Time (DST) on the incidence of acute myocardial infarction (AMI) over three distinct time frames: short, medium, and long run. By exploiting the unique circumstances in Indiana, our findings highlight substantial short-term costs of increased AMI admissions at the spring transition by 27.2%, wh…
Miyauchi, Yuhei： Kentaro Nakajima： Stephen J. Redding
No. 28497 NBER Working Paper （2022/04/01）
Inoue, Hiroyasu： Kentaro Nakajima： Tetsuji Okazaki： Yukiko Umeno Saito
22-E-026 RIETI Discussion Paper Series （2022/03/01）
Go, Eugenia： Kentaro Nakajima： Yasuyuki Sawada： Kiyoshi Taniguchi
No. 652 ADB Economics Working Paper Series （2022/03/01）
Working Paper(outside IIR)
URL：
https://www.adb.org/publications/satellite-based-vehicle-flows-data-philippine-cities
Kiyota, Kozo： Kentaro Nakajima： Miho Takizawa
22-E-13 RIETI Discussion Paper Series （2022/03/01）
Higham, Kyle: Tohru Yoshioka-Kobayashi
4022851 SSRN Working Paper （2022/02/03）
Patent citations have been used for over four decades as indicators of numerous aspects of technological progress, including knowledge flows, technological evolution, and patent impact. However, research on these topics often ignores the variable contexts in which examiners, applicants, and third parties generate these citations, and t…
Imani, Yusuke: Atsushi Ohyama
E-2021-07 TDB-CAREE Discussion Paper Series （2022/02/01）
Nakajima, Kentaro： Keisuke Takano
21-E-88 RIETI Discussion Paper Series 21-E-88 （2021/10/01）
Kambayashi, Ryo: Atsushi Ohyama: Nobuko Hori
No. 57 New ESRI Working Paper Series （2021/04/01）
Working Paper(outside IIR)
URL：
https://www.esri.cao.go.jp/jp/esri/archive/new_wp/new_wp060/new_wp057.pdf
Kimura, Megumi
WP#21-01 Hitotsubashi University IIR （2021/01/06）
Detecting images of innovation expressed in the past, and analysing their variation and mutation, this paper tackled with cold cases of our learnings. Thanks to the deve…
IIR Working Paper
URL：
Kimura, Megumi
WP#20-19 Hitotsubashi University IIR （2020/12/25）
Using open sources published in the past, and tracing learning histories of the world, this paper discovered “the third causes” of learnings. Actions and works of scient…
IIR Working Paper
URL：
Kimura, Megumi
WP#20-18 Hitotsubashi University IIR （2020/12/25）
This paper organises relationships between giants and angels in innovation, or historical relationships between science and economy into a linear narrative form, clarify…
IIR Working Paper
URL：
Kimura, Megumi
WP#20-17 Hitotsubashi University IIR （2020/12/25）
This paper presents essence and principles of economy and society, or secrets and keys for innovation in the age of machines and intelligence. The focus of this paper is…
IIR Working Paper
URL：
Kang, Byeongwoo : Kazuyuki Motohashi
20-E-086 RIETI Discussion Paper Series （2020/11/01）
Working Paper(outside IIR)
URL：
