Dacha look down upon as reflecting the nouveau-riche tastes of their owners—and feature ostentatious items such as marble statues, fountains and exotic plants. Some have state-of-the-art sporting facilities such as an indoor swimming pool, multiple tennis courts and stables for race horses. A few privately owned estates even have small forests and lakes. Wealthy Russians have also bought up many of the tsarist-era dachas of the aristocracy, and Soviet-era dachas of artists and intellectuals. Types of houses or gardens similar to the "dacha": Dacha A dacha () is a seasonal or year-round second home, often located in the exurbs of Russian
Seasonal adjustment data can be misleading. This is because the seasonally adjusted series contains both the trend-cycle component and the error component. As such, the seasonally adjusted data will not be "smooth" and what appears to be "downturns" or "upturns" may actually be randomness in the data. For this reason, if the purpose is finding turning points in a series, it is better to use the trend-cycle component rather than the seasonally adjusted data. Seasonal adjustment Seasonal adjustment is a statistical method for removing the seasonal component of a time series that exhibits a seasonal pattern. It is usually done when wanting