منابع مشابه
Seasonality, suicidality and melatonin.
Seasonality of suicidal behavior has been investigated regarding both neurobiological and climatic factors, as well as psychopathological and social aspects. Most of the studies detectedpeaks in late spring and troughs in the winter. Several lines of evidence evaluated the role of extended periods of light associated with probability of suicides whereas others summarize the alterations of melat...
متن کاملSeasonality and Mania
Sir, In reference to the paper by Avasthi et al. (1996) regarding "Seasonality and Recurrent Mania" I have to say that this is very common observation which every psychiatrist do recognize i.e. many a patient do suffer only from mania year after year for many consecutive years with no trace of depression in between. I have also come across such patients which forms a respectable proportion of a...
متن کاملSeasonality and Monetary Policy∗
Seasonal fluctuations are as large as cyclical fluctuations. Monetary policy in the U.S. has dealt with seasonality by smoothing nominal rates of interest. The original motivation for this was that seasonality in nominal interest rates put recurring strain on the banking system. We build a model of monetary policy in the presence of seasonality which puts financial market conditions in the fore...
متن کاملSeasonality and Forecasting of Monthly Broiler Price in Iran
The objective of this study was to model seasonal behavior of broiler price in Iran that can be used to forecast the monthly broiler prices. In this context, the periodic autoregressive (PAR), the seasonal integrated models, and the Box-Jenkins (SARIMA) models were used as the primary nominates for the forecasting model. It was shown that the PAR (q) model could not be considered as an appropri...
متن کاملRainfall Seasonality and the Spread of Millet Cultivation in Eurasia
Broomcorn millet (Panicum miliaceum) was known throughout Eurasia in the second millennium BC in regions with warm, moist summers, where its cultivation reduced agricultural risk. Its cultivation during the warm, but dry months at Kyzyltepa and other Iron Age sites in western Central Asia was probably made possible through irrigation practices that were long known and originally developed in th...
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ژورنال
عنوان ژورنال: IDS Bulletin
سال: 1986
ISSN: 0265-5012,1759-5436
DOI: 10.1111/j.1759-5436.1986.mp17003002.x