The purpose of the research is to determine the direction of sustainable development of the liberated territories, which is a priority area of the national economy in terms of investment.

The methodology of the research - systematic approach, financial analysis.

The results of the research are an analysis of the effectiveness of both domestic and foreign investments in the liberated territories based on economic reforms.

The practical importance of the research - the possibility of using it as a scientific source to expand the existing potential in the liberated territories of Azerbaijan.

The originality and scientific novelty of the research - improvement of the methodology for assessing the effectiveness of investments in the liberated territories from various sources.

Keywords: market economy, liberated territories, investments, evaluation of investment efficiency.