Thus, if greater profits produce a strong (weak) desire for the incumbent to increase its R&D level, the entrant will respond by sharply decreasing (increasing) its R&D level.

• 因此，如果高收益使现有经营者产生强烈的（淡薄的）意愿去提升他的研发水平，进入者将会通过急剧的增加（减少）其研发水平来回应。