22.1 The existence of seasonal commodities poses some significant challenges for price statisticians. Seasonal commodities are commodities which are either: (a) not available in the marketplace during certain seasons of the year, or (b) are available throughout the year, but there are regular fluctuations in prices or quantities that are synchronized with the season or the time of the year. A c...

due to the high costs of collecting the quarterize or seasonal statistical information and the need of econometricians for modeleny and short analysis, the national statistical institutes decided to obtain quarterize time series as indirect methods of the short-term dynamics of the annual data. in this article, two alternative approaches based on related indicators and pure mathematics has been...

BACKGROUND Health literacy presents an enormous challenge in the delivery of effective healthcare and quality outcomes. We evaluated the impact of low health literacy (LHL) on healthcare utilization and healthcare expenditure. METHODS Database analysis used Medical Expenditure Panel Survey (MEPS) from 2005-2008 which provides nationally representative estimates of healthcare utilization and e...

The Bureau of Labor Statistics rounds the Consumer Price Index (CPI) to a single decimal place before releasing it, and the published CPI inflation series is calculated from those rounded index values. While rounding has only a relatively small effect on the level of the CPI series at present, it can have a significant effect on CPI inflation, the monthly percent changes in the CPI. This paper ...

Statistical offices use the matched models method to compile consumer price indices (CPIs) to measure inflation. Price collectors record the prices of a sample of models or varieties of selected products existing in period t, and then continue to record the prices of these same matched models in subsequent periods t+n. The matched models method is designed to control for quality changes by ensu...

In recent years, coal price has risen rapidly, which has also brought a sharp increase in the expenditures of thermal power plants in China. Meantime, the power production price and power retail price have not been adjusted accordingly and a large number of thermal power plants have incurred losses. The power industry is a key industry in the national economy. As such, a thorough analysis and e...