Vol.69, No.2 (2021) Contents

On the Special Topic "Hawkes Process: Recent Development and Applications"

A Personal History of Hawkes Processes

The ETAS Model in Statistical Seismology: Its History, Recent Developments, and Influences on General Hawkes Processes

Hawkes-type Count Time Series Models

Comparison of Two Estimation Methods for Hawkes Processes and Application to Actual Data Analysis

A Nonlinear Hawkes Process in Seismology: A Seismicity Model Based on Rate- and State-dependent Friction Law

Extended Versions of the Space-time ETAS Model and Their Applications

Forecasting Repeating Earthquakes Considering Aftershock-triggering Effects

On the Special Topic "A Statistical Study of the Japanese National Character: Summary of 30 Years of the Heisei Era and Prospects for the Future"

Japanese National Character Survey to Cross-national Comparative Survey -- From "Statistical Mathematics" to "Science of Data"

Nonresponse-adjusted Estimates of Population Proportions in the 13th and 14th Nationwide Surveys on the Japanese National Character

Environmental Awareness of Japanese Citizens: Quantitative Analysis of Chronological Changes and Related Factors Performed Using the Japanese National Character Survey

What Factors Determine the Intent to Out-migrate from Urban Areas to Rural Areas? Focusing on the Sense of "Giri ninjo" (Humanity) in the Survey on the Japanese National Character

Methodical Examinations on Question Items Measuring Japanese Religious Consciousness/Religiosity: Secondary Analysis of the Japanese National Character Survey

Data Linkage and Machine Learning Approach for Identifying Monetary Policy Effects and Transmission Mechanisms