In Masters Paper is researched income and expenditure differences and their structure of Baltic countries. Country …'s household income and expenditure is important for economic development, living standards index. Therefore, theoretical part … defined the household income essence, function and classification. Disclosed their differentiation, the distribution problem …

and practical models were presented for application of progressive taxation of the income of residents and profit of … companies. Having changed over to progressive taxation of the income of residents and profit of companies, tax burden for people … with low income would decrease, the middle class would get stronger, tax return would increase, administration of taxes …

looking at thepsychographical aspects of consumption habit, the current study also includessource of income as a variable …

this thesisis based on $3$ published papers \cite{SY,SPY,income} which dividethis study into two parts. The first part … incomedistribution. We find that the personal income distribution in theUSA has a well-defined two-income-class structure. The majority … ofpopulation (97--99\%) belongs to the lower income class characterized by the exponential Boltzmann-Gibbs (``thermal …