The subject of this thesis is the analysis of household expenditures changes (families with two parents and one-parent families) in the Czech Republic based on CZ-COICOP. The theoretical part includes types of Czech households, (in)completeness of families, existing findings on the management of Czech households with children and the way how Czech Statistical Office uses to collect and analyze data, terms like income or expenditure of households and classification of individual consumption by purpose. The practical part consists of evolution of revenue and expenditure of full and not full families witch children in the years 2004-2015, based on CZ-COICOP. Income and expenditures are evaluated not only in real terms, but even more thanks in...