p.MsoNormal li.MsoNormal div.MsoNormal{ margin:0in0in0.0001pt; font-size: 12pt; font-family: Times New Roman;}div.Section1 { page: Section1; } What are the advantages anddisadvantages of transferable discharge permits? Was the approachtaken with the 1990 Clean Air Act transferable discharge permitprogram appropriate? Why or why not? What alternative approach doyou recommend?