This paper focuses on a number of American stories which helped educate people and bring about legal or social change. There are many stories which caused major or minor legal and political change, particularly, in the United States. Some of them are written by Herman Melville, Harriet Beecher Stowe, Upton Sinclair and Sidney Kingsley. After the publication of White Jacket by Melville the novel...

issues on differences between men and women have always been a source for dispute and different approaches in the available literature on women. some have seen these differences resulting from the dissimilar socialization of men and women in family and society. while some put more emphasis on the physiological differences and rely on theological interpretations, some others consider them as ess...

Literature analysis is a key step in obtaining background information in biomedical research. However, it is difficult for researchers to obtain knowledge of their interests in an efficient manner because of the massive amount of the published biomedical literature. Therefore, efficient and systematic search strategies are required, which allow ready access to the substantial amount of literatu...

Volatility is the primary measure of risk in modern finance and volatility estimation and inference has attracted substantial attention in the recent financial econometric literature, especially in high-frequency analyses. High-frequency prices carry a significant amount of noise. Therefore, there are two volatility components embedded in the returns constructed using high frequency prices: the...

Applications in which data take nonnegative values but have a substantial proportion of values at zero occur in many disciplines. The modeling of such “clumped-at-zero” or “zero-inflated” data is challenging. We survey models that have been proposed. We consider cases in which the response for the non-zero observations is continuous and in which it is discrete. For the continuous and then the d...