%0 Journal Article %T Investments in fixed capital as the main factor of regional economic development (on the example of the Republic of Tatarstan) %A Hayrullina, E.G. %A Ignatiev, V.G. %K fixed capital investments, regional economic development, Republic of Tatarstan, economic diversification, investment attractiveness. %J Russian Journal of Management %D 2025 %N 13 %P 11 %I Publishing Center RIOR