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A key application of long memory time series models concerns inflation. Long memory implies that shocks have a long … such level shifts are not unlikely for inflation, where the shifts may be caused by sudden oil price shocks, we examine … exaggerated. Our main findings are that apparent longmemory is quite resistant to level shifts, although for a few inflation rates …
Persistent link: https://www.econbiz.de/10010324616
A key application of long memory time series models concerns inflation. Long memory implies that shocks have a long … such level shifts are not unlikely for inflation, where the shifts may be caused by sudden oil price shocks, we examine … exaggerated. Our main findings are that apparent longmemory is quite resistant to level shifts, although for a few inflation rates …
Persistent link: https://www.econbiz.de/10011283465
<p>A key application of long memory time series models concerns inflation. Long memory implies that shocks have a long … such level shifts are not unlikely for inflation, where the shifts may be caused by sudden oil price shocks, we examine … whether evidence for long memory (indicated by the relevance of an ARFIMA model) in G7 inflation rates is spurious or …
Persistent link: https://www.econbiz.de/10005209483
Deciding whether a time series that appears nonstationary is in fact fractionally integrated or subject to structural change is a diffcult task. However, various tests have recently been introduced for distinguishing long memory from level shifts and nonlinearity. In this paper, three testing...
Persistent link: https://www.econbiz.de/10010292859
The paper presents a comparative study on the performance of commonly used estimators of the fractional order of integration when data is contaminated by noise. In particular, measurement errors, additive outliers, temporary change outliers, and structural change outliers are addressed. It...
Persistent link: https://www.econbiz.de/10005198828
The well-known lack of power of unit root tests has often been attributed to the short length of macroeconomic variables and also to DGP’s that depart from the I(1)-I(0) alternatives. This paper shows that by using long spans of annual real GNP and GNP per capita (133 years) high power can be...
Persistent link: https://www.econbiz.de/10005771961
, Italy and the UK). The empirical results suggest that inflation in France and Italy is nonstationary. However, while for the … exclusively from the long-run or zero frequency. In the UK, inflation seems to be stationary with a component of long memory at …
Persistent link: https://www.econbiz.de/10010271118
, Italy and the UK). The empirical results suggest that inflation in France and Italy is nonstationary. However, while for the … exclusively from the long-run or zero frequency. In the UK, inflation seems to be stationary with a component of long memory at …
Persistent link: https://www.econbiz.de/10010271959
, linking nominal interest rates to inflation; however, there is no evidence of the full adjustment of the former to the latter …
Persistent link: https://www.econbiz.de/10011654595
, linking nominal interest rates to inflation; however, there is no evidence of the full adjustment of the former to the latter …
Persistent link: https://www.econbiz.de/10011654734