refers to the Leontief model of an open economy, as discussed in Sections 2.4 and 3.7
Chapter 7, Problem 7.2.52(choose chapter or problem)
refers to the Leontief model of an open economy, as discussed in Sections 2.4 and 3.7. 52. Let A be an matrix such that , where the norm is either the sum norm or the max norm. (a) Prove that . (b) Deduce from (a) that is invertible and [Hint: See the proof of Theorem 3.34.] (c) Show that (b) can be used to prove Corollaries 3.35 and 3.36.
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