The article discusses inflation in Russia, looking at different theories and practical analysis. It shows that the relationship between money supply and prices is not always straightforward. Cost factors like monopolization and energy prices play a big role in inflation. In recent years, a decrease in demand led to lower inflation, but also hurt the economy. The study also found a link between exchange rates and inflation, especially during currency devaluations. Overall, the research suggests that stimulating demand and improving competition could help the Russian economy.