Browsing by Author "Saeed, Fathia"

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    Statistical Measures of Export Instability With Reference To Sudan and Ethiopia
    (Addis Abeba university, 1991-12) Saeed, Fathia; Kidane, Asmerom(Professer)
    The aim of the study is to measure the extent of export instability for Ethiopia and the Sudan . Various statistical methods of measur in g export instability have been investigated . The data were collected from United Nations reports. Di re ction of Trade Stat istics and International Financial Statistics (year book) for the years 1960 to 1989 . Four different statistical methods of export instability namely, graphical , coefficient of variation, turning point test) indices derived from re gress ion estimate of various functional form have been applied. Also t he Box - Jenkins models have been usact. Based on computed results " some conclusions are made . The results suggest that the four methods showed similar and consistent results . The overall conclusion shows that export instability during the 1980 ' s was higher than pre 1980