Problems of statistical assessment of reproductive behavior of the population

Reproductive behavior is the primary basis of negative trends associated with a decrease in fertility in the world. The study of this phenomenon will allow us to find ways to regulate the current situation. However, the main problem lies in the complexity of statistical research of this phenomenon due to its specificity. In this article, an attempt was made to solve this problem by determining the location of Russian regions in the boundaries of reproductive behavior using the McKinsey matrix portfolio analysis method.