Final answer:
The generational crisis in Eastern Europe is characterized by a declining and aging population, leading to a shrinking workforce, increasing pension costs, and a shift in the tax burden to younger professionals.
Step-by-step explanation:
The generational crisis being faced by many countries of Eastern Europe is characterized by a declining population and an aging population.
This crisis is caused by factors such as a flat birth rate due to stringent fertility laws and young people leaving in search of higher wages, leaving behind an aging population.
The consequence of this crisis is a shrinking workforce, increasing pension costs, and a shift in the tax burden to younger professionals.