The purpose of the research - is to develop appropriate proposals by assessing the impact of labor productivity, the value of fixed assets, and the working capital of enterprises on the factors affecting the sale of marketable products produced by oil engineering enterprises.

The methodology of the research -  is based on comparative and mathematical-statistical analysis.

The practical importance of the research - it can be used as a scientific source in the econometric assessment of factors affecting the sale of commodity production in oil engineering enterprises.

The results of the research - correlation-regression relations between the sales output of Neftgazmash OJSC and labor productivity, the value of fixed assets, and working capital of oil engineering enterprises in Azerbaijan were determined and the sales volume of Neftgazmash OJSC until 2030 was forecasted.

The originality and scientific novelty of the research - according to the Eviews application software package, the factors influencing the production of products in the oil engineering enterprises on the example of “Neftgazmash” OJSC were assessed and the development trends of commodity sales were identified

Keywords: labor productivity, fixed assets, working capital, correlation, regression, adequacy, prognosis.