[tag=NNS] ([lemma=□] | □) □ □
[tag=NNS] ([lemma=be] | □) □ □
[tag=NNS] ([lemma=positive] | □) □ □
In addition to these two non-optimal situations is the possibility that RTI might have employed a different discount rate than the component software company did , and its " true " expected profits are positive or zero .