General form of the gravity model that economists typically estimate is given by: upper t subscript ij baseline equals upper a times startfraction upper y subscript i superscript a baseline times upper y subscript j superscript b over upper d subscript ij superscript c endfraction . empirical studies have found that the values of the exponents: 'a', 'b', and 'c' are very close to

If we can't separate our civilized self from our savage self which will take over and why

Kay is a thoughtful and considerate person but has a difficult time making decisions on her own. she relies on her one best friend, someone she has known since childhood, to give her advice on virtually every decision she makes. sometimes kay even asks the friend to make the decision for her. at work, she holds a position far below her potential and has refused several promotion opportunities. she is most likely suffering from personality disorder.

According to "the experts: does the patent system encourage innovation? " what is a key problem with companies pursuing patents specifically to hinder, or prevent, competition?