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In recent years econometricians have examined the problems of diagnostic testing, specification testing, semiparametric estimation and model selection. In addition researchers have considered whether to use model testing and model selection procedures to decide the models that best fit a particular dataset. This book explores both issues with application to various regression models, including the arbitrage pricing theory models. It is ideal as a reference for statistical sciences postgraduate students, academic researchers and policy makers in understanding the current status of model...

A petri dish and hydrophonic culture experiment was conducted to investigate the effect of aluminum on seed germination, morphological characters and growth of wheat seedlings. The experiment comprised two levels of aluminum concentrations viz., 0 (control) and 250 ppm and seven wheat varieties viz., B1064, Sonalika, B20, B1059, Kanchan, B21 and B19. Application of 250 ppm aluminum had a profound influence on hypocotyl and epicotyl length, germination percentages, root and shoot length and fresh and dry mass production in wheat. Results indicated that germination percentage, hypocotyl and...

The poems and short stories in "Random Chemicals and Snotty Love Poems" capture youthful expressions of wonder at the world, the hunt for self-truth, and finding a place in it while experiencing the strong emotions of a maturing, young adult. The search for identity, the longings to fall in love, striving hard for accomplishments, and all the other explorations of the young adult horizons are maybe some things today's youth can relate to and older adults can be charmed in remembering fondly of. As the stars in the sky seem an impenetrable constant, this is not the case with stars in outer...