Explaining Zipf's Law by Rapid Growth
This research paper presents a new theoretical explanation for Zipf's law (power law) in the distribution of firm sales and individual incomes. Existing theoretical models have a problem in that the...
Reports
Quarterly Estimates of Household Disposable Income and Household Saving Rate (Reference Series) (Q1 2025)
This report presents the quarterly estimates of household disposable income and household saving rate for Q1 2025, published by the Economic and Social Research Institute of the Cabinet Office. In...
Quarterly National Accounts from the Production Approach (Production QNA) (Reference Series) (Q1 2025)
This report presents an overview and Q1 2025 results of the Quarterly National Accounts from the Production Approach (Production QNA), published by the Economic and Social Research Institute of the...
Results of Regional Trend Analysis of Consumer Consultations Using PIO-NET Data (Published July 2025)
According to the latest announcement from the Consumer Affairs Agency, the regional trend analysis of consumer consultations using PIONET data published in July 2025 revealed consultation trends by...
Heat Stroke Emergency Transport Situation in June 2025 ~ Heat stroke emergency transports totaled 17,229 people, the highest number since surveys for June began in 2010.
This article analyzes the heat stroke emergency transport situation for June 2025 published by the Fire and Disaster Management Agency in July 2025. As the average temperature in June 2025 became...
OECD: Strong Labor Markets, Aging Population Casts Shadow - OECD Employment Outlook 2025: International Labor Information
This report analyzes the OECD Employment Outlook 2025, examining the current state of robust labor markets and the impact of aging populations on economic growth. Despite slowing GDP growth, OECD...
NEDO Overseas Report No.1144 - Nanotechnology/Materials, Robotics/AI Technology, Electronics/ICT, Biotechnology Fields
This report presents the latest R&D trends in four key fields covered in NEDO Overseas Technology Trend Report No.1144: nanotechnology/materials, robotics/AI technology, electronics/information and...
FY2025 1st Stationary Energy Storage System Expansion Study Group [Meeting Materials]
This document presents the meeting materials from the first FY2025 Stationary Energy Storage System Expansion Study Group held by the Agency for Natural Resources and Energy, Ministry of Economy,...
3rd Institutional Design Working Group Following Power System Reform Verification [Meeting Materials]
This document presents the meeting materials from the 3rd Institutional Design Working Group Following Power System Reform Verification held by the Agency for Natural Resources and Energy, Ministry...
Capacity Market
This document presents the examination of the capacity market discussed through written deliberation at the 106th System Review Task Force held by the Agency for Natural Resources and Energy,...