"Fixed fundamentals are the key to our Reduce 2 rating, with accelerating mobile substitution, cable threat and unbundling all pressuring the division, " the Swiss investment bank said in a note.

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Whether or not and how easily drug research labs can be fixed when broken is perhaps the key question for investors in drug stocks.

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The battle for invisible, but highly valuable real estate, also finds the supposedly unified U.S. delegation taking divergent positions on whether a key portion of the spectrum currently used by fixed wireless operators in the U.S. - the 2, 500-MHz to 2, 690MHz band - should be opened up to mobile users.

CNN: U.S. prepares to battle EU over wireless spectrum

Buffett's role the last few years has been to allocate capital to several key corporate acquisitions and investments in distressed corporate situations and special fixed-income investment strategies.

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But the rates at which consumers or firms borrow from banks the key interest rates in free-market economies have remained fixed for more than two years.

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Options, which are a right to purchase shares at a future time at a fixed price, can be a form of compensation to be used by cash-strapped companies to hire key employees they could not otherwise afford.

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