A business cycle is basically defined in terms of periods of expansion or recession.… continue reading »


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Upon registering, at no cost immediately receive enough credits to write to any of the ladies on this site.… continue reading »


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The site promises you a first date, but the second date is entirely up to you.… continue reading »


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Such quaintness is so boomer commonplace, I mention it only for context as I wonder how a generation of rugged individualists aching for adulthood became parents who can't let go.… continue reading »


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Key words: Fourier Optics, Apodisation, Encircled Energy Factor…EEF (δ). O Reynolds et al, "The New physical Optics Note-book Tutorials in Fourier Optics", SPIE Optical Engineering Press, revised Edn, Bellingham, Washington USA, 1989. Further, it has been used to reduce the size of a rectangular patch antenna. … continue reading »


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Female pandas only ovulate one to three days a year. Zhang Hao is one of the senior keepers in charge of breeding program and says pandas, like humans, are picky about who they mate with."We have to find the best partner for them, but they have personal choices too, so it can be difficult," he said.… continue reading »


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