Question content area

Part $1$

What is a sequential$$ game?

Part $2$

A sequential game is a game

Part $3$

A$.$

where one firm acts first and then the other firms respond.

B$.$

with

dominant strategiesdominant$$strategies$.$

C$.$

without

entry of new firmsentry$$of$$new$$firms$.$

D$.$

without a$$ subgame$-$perfect equilibrium.

E$.$

where all firms act simultaneously.