Though ambiguity still rules the economic future, a consensus is forming that recovery will be a long, slow process. Experts from academia to governments are doing their best to clear the fog in their crystal balls but few hard and fast answers can be found.

That said, there are some interesting insights appearing. In a recent interview with Knowledge@Wharton, Jeremy Siegel, a finance professor at Wharton, noted that demand in several sectors is starting to show signs of increasing.

But don’t expect a huge jump in the near future, Siegel advises. Industries like housing and automotive have been battered. So even though we’ve likely hit the bottom – Siegel expects May, June or July to be declared the official bottom – we still have a long way to climb before we can say things are …