MWC Corp. is currently in the sixth year of its existence (2020). In 2015–2019, it reported the following income and (losses) (before net operating loss carryovers or carrybacks).

2015: ($ 70,000) 

2016: ($ 30,000)

2017: $ 60,000

2018: $140,000

2019: ($ 25,000)

2020: $300,000

What is MWC's 2020 taxable income after the NOL deduction? What is its 2020 book–tax difference associated with its NOL? Is it favorable or unfavorable? Is it permanent or temporary?