If a particular sector in the economy is expected to grow faster and generate higher cash flows than other sectors, what impact would that have on analysts’ perceptions about the sector and its...

If a particular sector in the economy is expected to grow faster and generate higher cash flows than other sectors, what impact would that have on analysts’ perceptions about the sector and its companies’ stock prices? What would be the impact on stock prices (of the same firms) if the market had already anticipated this growth?