Yes, there can be such a thing as a profitable permaculture farm.
Here’s a fascinating interview with farmer Mark Shepard containing a lot of good info. I particularly liked his focus on finding existing perennial food systems in your area:
106 Acre Profitable Permaculture Farm – Interview with Owner Mark Shepard from GroAction on Vimeo.
all that talk about eating perennials made me hungry, so i went to the kitchen and got some annuals to eat. i guess i have a long personal journey in addition to our societal journey. 🙂