2015
DOI: 10.11606/1413-8050/ea127256
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Detecting breaks on the long memory: a case about the brazilian unemployment

Abstract: ResumoEste estudo analisou o comportamento dinâmico da taxa de desemprego brasileiro focando no nível de persistência da série. Sendo assim, foram utilizados num primeiro momento modelos de integração fracioná-ria e testes de mudança de persistência da série. Os primeiros resultados exibiram um comportamento não estacionário da série. Contudo, sabendo que o negligenciamento de quebra estrutural pode levar a viés na estimativa do parâmetro fracionário, novas estimativas foram realizadas com os resultados indica… Show more

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“…It reveals the difficulty that the unemployment rate has in returning to its equilibrium condition, given the occurrence of a permanent or transitory shock that changes it. Lima, Oliveira and Silva (2015) investigated the response that the unemployment rate in Brazil presents with its level of persistence. The period comprises the years 1980 to 2002.…”
Section: Unemployment In Brazilmentioning
confidence: 99%
“…It reveals the difficulty that the unemployment rate has in returning to its equilibrium condition, given the occurrence of a permanent or transitory shock that changes it. Lima, Oliveira and Silva (2015) investigated the response that the unemployment rate in Brazil presents with its level of persistence. The period comprises the years 1980 to 2002.…”
Section: Unemployment In Brazilmentioning
confidence: 99%