Diverse opinions exist in the time series analysis of energy and related indices, difference methodology, sample size, variation. This paper will make a conscious effort to converge divergent outlooks. To accomplish this essential task, five indices consisting consumption (EC), gross domestic product (GDP), carbon dioxide emission (CDE), human development index (HDI), oil price (OP) were select...

Six hens pecked a key (Experiment 1) or pushed a door (Experiment 2) to obtain food reinforcement. In both experiments and as an analogue of price changes, the response requirements were varied in two ways: by increasing the number of responses required and by increasing the required force of each response. The two price manipulations (response number and response force) had different effects o...

A wide variety of retailers (supermarkets, home electronics, Internet shops, etc.) provide scanner data containing information at the level barcode, e.g. Global Trade Item Number (GTIN). As complete transaction information, we may use expenditure shares items as weightsfor calculating price indices lowest (elementary) aggregation. The challenge here is choice index formula which should be able ...