Ann uses two approaches to trading stocks. first, she trades on what she believes is a repetitive pattern as seen in dotson co's historical prices. secondly, she analyzes the financial statements of the allen co. to compute changes in the return on equity as a predictor of future stock prices for that firm. she trades based on both strategies. ann earns excess profits on her return on equity strategy but not on her historical prices strategy. this suggests that the market is at least efficient but < efficient.

When paul o’neill joined alcoa as ceo, he set a , that there would be zero workplace accidents. a lot of people in the organization thought this was impossible given how dangerous some aluminum-manufacturing jobs are, but alcoa’s safety record improved tremendously. as the board of governors of the american red cross considers planning, one option is to make strategic plans and then direct managers to align tactical and operational plans accordingly. another option is to have planning specialists managers across the organization make their own plans. why might this organization’s executives opt for the latter approach? check all that apply. (a) the environment is a dynamic one, and department and frontline managers can come up with more responsive plans than can central leadership. (b)resources will be better coordinated across the organization in support of the overall strategy.(c) senior leadership will have more control over the organization’s direction. (d)when managers come up with their own plans, they are likely to be more committed to following through on them.