Titlebook: Male Sterility and Motility Disorders; Etiological Factors Samir Hamamah,Fran?ois Olivennes,René Frydman Book 1999 Springer-Verlag New Yor

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Difficult Cases in ICSI (Male Factors)l tract. The intra-oocyte injection of spermatozoa that originates from the ejaculate, the epididymis, or the testis can yield fertilization rates (2 PN zygotes/ intact oocyte) of 62%, 65.6%, and 58%, respectively. The respective clinical pregnancy rates per transfer from the three sperm sources are 33.4%, 39.5%, and 35.8% (see Tables 13.1–13.4).

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Difficult ICSI Cases: An Israeli Surveyinjection (ICSI) cases: Is it possible to do ICSI in every nonobstructive azoospermia? How to retrieve sperm in difficult cases? Is ICSI feasible with nonmotile spermatozoa or with spermatids only? Is sperm cryopreservation contributory? Is it possible to overcome unexpected egg factor in ICSI?

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negative (output will decline) in upcoming quarters. Are these different types of forecasts consistent one with another? For example, can the point forecasts be interpreted as the means of the histograms? Although a histogram does not fully reveal the probability density function, a lower and upper

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n desirable characteristics, such as the forecast and forecast error being uncorrelated. There are differences between the evaluation of survey and model forecasts. An obvious one is that survey forecasts cannot be compared to their expected accuracy given the in-sample fit (past track record) of th

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Claude Gagnon,Eve De Lamirandere years of more or less Keynesian consensus, the two last decades have witnessed the rivalry of a number of new or reconstructed old schools with widely divergent modelling strategies and policy ideas. What caused this change? To a certain extent, the forces behind this heterogenous development may

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Haim Breitbart,Zvi Naors of such instruments are asserted to be an effective means to control the level of activity in economics with a fixed exchange rate regime, as brought out most clearly in the Mundell-Flemming model (see e.g. Marston (1985)). The associated distinction between expenditure-reducing and expenditure-sw

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James M. Cummins whether the equipment, structures, inventory, or cash of business firms, as well as, by stretching a point, the demand for consumer durables, including especially that for housing. We may, for businesses at least, assume a profit-maximizing neoclassical aggregate firm and investigate its optimal ca

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Pierre J. Lecomte,Claire Barthelemy,Leonard Nduwayo,Samir Hamamahe, as even a casual glance at the history of economic thought will bear out, but lately, no doubt on account of the persistent and variable inflation we have observed in recent years, interest seems to have been revived, that is, if the recent outpouring of literature on the subject has any signific