Short

Short-term investment

Long

Long-term investment

Change

Change of chairman or general

Force

Chairman or general manager forced change

Dchange

Chairman change

Dforce

Chairman’s mandatory change

Dr

Chairman’s successor source

Zchange

General manager change

Zforce

General manager mandatory change

Zr

General manager successor source

Age

Business age

Size

Business scale

Boardscale

Number of board members

Diage

Age

Disex

Gender

Slack

Redundant resources