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Extrinsic uncertainty, ergodic chaos and monetary policy in two intertemporal economic models

Includes bibliographical references

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Main Author: Charlton, Richard Michael
Other Authors: Haim, Abraham
Format: Thesis
Language:English
Published: School of Economics 2015
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access_status_str Open Access
author Charlton, Richard Michael
author2 Haim, Abraham
author_browse Charlton, Richard Michael
Haim, Abraham
author_facet Haim, Abraham
Charlton, Richard Michael
author_sort Charlton, Richard Michael
collection Thesis
description Includes bibliographical references
format Thesis
id oai:open.uct.ac.za:11427/12757
institution University of Cape Town (South Africa)
language eng
last_indexed 2026-06-10T12:31:38.662Z
license_str Not specified — see source repository
provenance_str_mv Harvested via OAI-PMH from UCTD — University of Cape Town Open Access Repository
publishDate 2015
publishDateRange 2015
publishDateSort 2015
publisher School of Economics
publisherStr School of Economics
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source_str UCTD — University of Cape Town Open Access Repository
spelling oai:open.uct.ac.za:11427/12757 Extrinsic uncertainty, ergodic chaos and monetary policy in two intertemporal economic models Charlton, Richard Michael Haim, Abraham Economics Includes bibliographical references The thesis examines extrinsic uncertainty and ergodic chaos in two types of intertemporal economic models. The thesis is divided into four chapters. In the first chapter the existence of extrinsic uncertainty also known as sunspots is analysed within the framework of a single commodity two-period pure exchange over lapping generations model. Transversality techniques are utilised to show that extrinsically uncertain equilibria are locally generic in the space of endowments. An application of the methodology of the multijet transversality theorem demonstrates that equilibria are regular for a dense set of utility functions. The analysis of this paper extends and complements existence results concerning the robustness of stationary sunspot equilibria. In the second chapter, a multi-commodity version of the model of the first chapter is analysed. The equilibrium system is divided into the set of equations defined by (i) the stochastic budget constraints and by (ii) stochastic excess demand functions a geometric equilibrium is defined. A transversality technique shows that for almost every endowment vector the manifolds generated by (i) and (ii) do not intersect each other hence geometric stationary sunspot equilibria do not exist. This result is contrasted against the fact that regular non-stochastic monetary steady state equilibria generically exist. Furthermore, the existence of such equilibria is sufficient for the existence of an intrinsically uncertain equilibria. The results answer the question of the validity of the equilibrium concept of extrinsic uncertainty within a stationary environment. 2015-05-06T14:20:47Z 2015-05-06T14:20:47Z 2014 Doctoral Thesis Doctoral PhD http://hdl.handle.net/11427/12757 eng application/pdf School of Economics Faculty of Commerce University of Cape Town
spellingShingle Economics
Charlton, Richard Michael
Extrinsic uncertainty, ergodic chaos and monetary policy in two intertemporal economic models
thesis_degree_str Doctoral
title Extrinsic uncertainty, ergodic chaos and monetary policy in two intertemporal economic models
title_full Extrinsic uncertainty, ergodic chaos and monetary policy in two intertemporal economic models
title_fullStr Extrinsic uncertainty, ergodic chaos and monetary policy in two intertemporal economic models
title_full_unstemmed Extrinsic uncertainty, ergodic chaos and monetary policy in two intertemporal economic models
title_short Extrinsic uncertainty, ergodic chaos and monetary policy in two intertemporal economic models
title_sort extrinsic uncertainty ergodic chaos and monetary policy in two intertemporal economic models
topic Economics
url http://hdl.handle.net/11427/12757
work_keys_str_mv AT charltonrichardmichael extrinsicuncertaintyergodicchaosandmonetarypolicyintwointertemporaleconomicmodels