Works - NOMURA Koji

APO Productivity Database (APO-PDB) 2026

Koji Nomura, Sho Inaba, and Shiori Nakayama

Asian Productivity Organization and Keio Economic Observatory, 

2025.10

-

2026.06

, 

Database science, Joint

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The Asia Quality-adjusted Labor Input Database (AQALI) 2026 and the Asia Natural Resources Database (ANRD) 2026 will be utilized in the APO Productivity Database (APO-PDB) 2026, scheduled for publication in September 2026. The measurement coverage spans the period from 1970 to 2024.

The APO-PDB 2026 includes 27 Asian economies—Afghanistan, Bangladesh, Cambodia, China, Chinese Taipei, Fiji, Hong Kong, India, Indonesia, the Islamic Republic of Iran, Japan, the Republic of Korea, the Lao People's Democratic Republic, Malaysia, Mongolia, Myanmar, Nepal, the Maldives, Pakistan, the Philippines, Singapore, Sri Lanka, Thailand, Turkey, Bhutan, Brunei, and Viet Nam—as well as the United States.

Asia Quality-adjusted Labor Input Database (AQALI) 2026

Koji Nomura, Sho Inaba, and Shiori Nakayama

Keio Economic Observatory, Keio University, 

2025.10

-

2026.06

, 

Database science, Joint

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The AQALI 2026 is utilized in the APO Productivity Databook 2026 (to be published in September 2026). The measurement covers from 1970 to 2024.

It includes 27 Asian economies—Afghanistan, Bangladesh, Cambodia, China, Chinese Taipei, Fiji, Hong Kong, India, Indonesia, the Islamic Republic of Iran, Japan, the Republic of Korea, the Lao People's Democratic Republic, Malaysia, Mongolia, Myanmar, Nepal, the Maldives, Pakistan, the Philippines, Singapore, Sri Lanka, Thailand, Turkey, Bhutan, Brunei, and Viet Nam—as well as the United States.

Energy Cost Monitoring for Japan (ECM_JPN_202601)

Koji Nomura, Sho Inaba, and Mansaku Yoshida

Nomura Lab at Keio Economic Observatory, 

2026.02

, 

Database science, Joint

Multilateral Energy Cost Monitoring (ECM_202601)

Koji Nomura, Sho Inaba, and Mansaku Yoshida

Keio Economic Observatory, Keio University, 

2026.02

, 

Database science, Joint

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The PLI (price level index) is estimated through November 2025, RUEC (real unit energy cost) through Q3 2025, and the EITE (energy-intensive trade-exposed) output index through November 2025.

PLI/RUEC and EITE cover nine countries (Japan, China, India, South Korea, the U.S., the UK, Germany, France, and Italy).

Monthly GDP Growth (JMGDP_202601)

Koji Nomura and Sho Inaba

Nomura Lab at Keio Economic Observatory, 

2026.01

, 

Database science, Joint

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JMGDP_202601 is updated through December 2025.

Quarterly GDP Growth (JQGDP_2025Q4) First Estimate

Koji Nomura and Sho Inaba

Nomura Lab at Keio Economic Observatory, 

2026.01

, 

Database science, Joint

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JQGDP_2025Q4 is the first estimate (released on January 30) and the second estimate (released on February 27) of the Q4 2025 GDP estimate.

Energy Cost Monitoring for Japan (ECM_JPN_202512)

Koji Nomura, Sho Inaba, and Mansaku Yoshida

Nomura Lab at Keio Economic Observatory, 

2026.01

, 

Database science, Joint

Multilateral Energy Cost Monitoring (ECM_202512)

Koji Nomura, Sho Inaba, and Mansaku Yoshida

Keio Economic Observatory, Keio University, 

2026.01

, 

Database science, Joint

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The PLI (price level index) is estimated through October 2025, RUEC (real unit energy cost) through Q3 2025, and the EITE (energy-intensive trade-exposed) output index through October 2025.

PLI/RUEC and EITE cover nine countries (Japan, China, India, South Korea, the U.S., the UK, Germany, France, and Italy).

Monthly GDP Growth (JMGDP_202512)

Koji Nomura and Sho Inaba

Nomura Lab at Keio Economic Observatory, 

2025.12

, 

Database science, Joint

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JMGDP_202512 is updated through November 2025.

Energy Cost Monitoring for Japan (ECM_JPN_202511)

Koji Nomura, Sho Inaba, and Mansaku Yoshida

Nomura Lab at Keio Economic Observatory, 

2025.12

, 

Database science, Joint

Multilateral Energy Cost Monitoring (ECM_202511)

Koji Nomura, Sho Inaba, and Mansaku Yoshida

Keio Economic Observatory, Keio University, 

2025.12

, 

Database science, Joint

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The PLI (price level index) is estimated through September 2025, RUEC (real unit energy cost) through Q3 2025, and the EITE (energy-intensive trade-exposed) output index through September 2025.

PLI/RUEC and EITE cover nine countries (Japan, China, India, South Korea, the U.S., the UK, Germany, France, and Italy).

Monthly GDP Growth (JMGDP_202511)

Koji Nomura and Sho Inaba

Nomura Lab at Keio Economic Observatory, 

2025.12

, 

Database science, Joint

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JMGDP_202511 is updated through October 2025.

Multilateral Energy Cost Monitoring (ECM_202510)

Koji Nomura, Sho Inaba, and Mansaku Yoshida

Keio Economic Observatory, Keio University, 

2025.11

, 

Database science, Joint

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The PLI (price level index) is estimated through August 2025, RUEC (real unit energy cost) through Q2 2025, and the EITE (energy-intensive trade-exposed) output index through August 2025.

PLI/RUEC and EITE cover nine countries (Japan, China, India, South Korea, the U.S., the UK, Germany, France, and Italy).

Energy Cost Monitoring for Japan (ECM_JPN_202510)

Koji Nomura, Sho Inaba, and Mansaku Yoshida

Nomura Lab at Keio Economic Observatory, 

2025.11

, 

Database science, Joint

Monthly GDP Growth (JMGDP_202510)

Koji Nomura and Sho Inaba

Nomura Lab at Keio Economic Observatory, 

2025.10

, 

Database science, Joint

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JMGDP_202510 is updated through September 2025.

Quarterly GDP Growth (JQGDP_2025Q3) First Estimate

Koji Nomura and Sho Inaba

Nomura Lab at Keio Economic Observatory, 

2025.10

, 

Database science, Joint

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JQGDP_2025Q3 is the first estimate (released on October 31) and the second estimate (released on Nobember 28) of the Q3 2025 GDP estimate.

Multilateral Energy Cost Monitoring (ECM_202509)

Koji Nomura, Sho Inaba, and Mansaku Yoshida

Keio Economic Observatory, Keio University, 

2025.10

, 

Database science, Joint

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The PLI (price level index) is estimated through July 2025, RUEC (real unit energy cost) through Q2 2025, and the EITE (energy-intensive trade-exposed) output index through July 2025.

PLI/RUEC and EITE newly cover nine countries (Japan, China, India, South Korea, the U.S., the UK, Germany, France, and Italy).

Energy Cost Monitoring for Japan (ECM_JPN_202509)

Koji Nomura, Sho Inaba, and Mansaku Yoshida

Nomura Lab at Keio Economic Observatory, 

2025.10

, 

Database science, Joint

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ホームページを含め抜本改定。

Asia Narual Resources Database (ANRD) 2026

Koji Nomura and Sho Inaba

Keio Economic Observatory, Keio University, 

2025.10

-

2026.06

, 

Database science, Joint

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ANRD 2026はAPO Productivity Database (APO-PDB) 2026に組み込まれ、『APO Productivity Databook 2026』（2026年9月出版）において利用。測定期間は1970–2024年。


対象国は、アジア27カ国（バングラデシュ、カンボジア、中華人民共和国、中華民国、フィジー、香港、インド、インドネシア、イラン・イスラム共和国、日本、大韓民国、ラオス人民民主共和国、マレーシア、モンゴル、ミャンマーネパール、パキスタン、フィリピン、シンガポール、スリランカ、タイ、トルコ、ブータン、ブルネイ、ベトナム）と米国。

Monthly GDP Growth (JMGDP_202509)

Koji Nomura and Sho Inaba

Nomura Lab at Keio Economic Observatory, 

2025.09

, 

Database science, Joint

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JMGDP_202509 is updated through August 2025.