Nowadays, many of the top-selling video games include options to purchase Water Filtration Systems loot boxes as paid virtual items.As research progressed, loot boxes have been found to have similar characteristics to gambling, and there has been an ongoing debate as to whether loot boxes can be defined as gambling.In order to better study loot box

Research background: The paper describes the comparison and subsequent analysis of products for housing finance in the Slovak Republic through the use of financial resources from banks and savings companies.The development and boom of the real estate market in Slovakia was mainly due to new forms of financing, such as mortgage loans.At present, the

A method Rollers for simulating delay-Doppler maps (DDMs) of global navigation satellite system signals reflected from land surfaces with heterogeneous terrain is developed from first principles.The method follows previous work for ocean DDMs in the geometric optics limit of the Kirchhoff approximation.Unlike the ocean method, however, where surfac

Parasites have the capacity to affect animal populations by modifying host survival, and it is increasingly recognized that infectious disease can negatively impact biodiversity.Populations of the house sparrow (Passer domesticus) have declined in many European towns and cities, but the causes of these declines remain unclear.We investigated associ