scholarly journals The Temporal Pattern of Trading Rule Returns and Central Bank Intervention: Intervention Does Not Generate Technical Trading Rule Profits

2000 ◽  
Author(s):  
Christopher J. Neely
Author(s):  
Michael Frenkel ◽  
Georg Stadtmann

SummaryThe paper examines the relationship between central bank interventions in the dollar-deutschmark market and the profitability of technical trading for the period 1979-1992. While previous work on this topic focused on the interventions of the Fed, we include data on Bundesbank interventions and show that there were several similarities. Our analysis yields the result that eliminating days of Fed and Bundesbank interventions causes a simple moving average trading rule to become unprofitable. In addition, we study the dynamics of intra-day exchange rates following and preceding interventions and provide a VAR analysis on the relationship between interventions and the change in the exchange rate. The results suggest that interventions did not cause the high profits of technical trading on intervention days frequently found in other studies.


2021 ◽  
Vol 8 (4) ◽  
pp. 31
Author(s):  
KHATTAB Ahmed ◽  
SALMI Yahya

The main objective of this paper is to study the sources of asymmetry in the volatility of the bilateral exchange rates of the Moroccan dirham (MAD), against the EUR and the USD using the asymmetric econometric models of the ARCH-GARCH family. An empirical analysis was conducted on daily central bank data from March 2003 to March 2021, with a sample size of 4575 observations. Central bank intervention in the foreign exchange (interbank) market was found to affect the asymmetry in the volatility of the bilateral EUR/MAD and USD/MAD exchange rates. Specifically, sales of foreign exchange reserves by the monetary authority cause a fall in the exchange rate, which means that the market response to shocks is asymmetric. Finally, the selection criterion (AIC) allowed us to conclude that the asymmetric model AR(1)-TGARCH(1,1) is adequate for modeling the volatility of the exchange rate of the Moroccan dirham.


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