Keio University

Ushijima, Tatsuo

ウシジマ タツオ

Ushijima, Tatsuo

Faculty of Business and Commerce/Professor

Basic Information

Specialty

経営戦略,経営財務,企業の経済学

Related Links

Researcher Number

80365014

Biography

Research experience

1991.04 - 1998.08

Mitsubishi Research Institute, Inc. Researcher

2003.04 - 2015.08

Aoyama Gakuin University Graduate School of International Management Professor

Research

Reseach overview

企業戦略(事業の多角化)と組織構造が企業価値にどう影響するか,戦略と組織の変更(リストラクチャリング)がどのように実施されるかなどを,主に定量的な手法を用いて研究しています。多角化企業のような巨大で複雑な企業の戦略をいかに定め,企業の形をどのように作るかが基本的な関心です。

Research Interests

  • Corporate strategy
  • Corporate finance

Research areas

Business administration

Money and finance

Research theme

2003.04

Corporate diversification

2003.04

Corporate restructuring

2003.04

Merger and acquisition

Research Activities

Scopus Paper Information

Last Updated
Scopus paper count by year
Publication yearPaper count
20051
20071
20081
20091
20101
20111
20131
20141
20151
20161
20181
20201
20252
20261
Total Documents
15
Total Citations
128
h-index
6

Educational Activities