How Does the Ucranian Economy Work When So Many People Are Displaced?

The number of refugees amount to ten % of the prebor population. How does that effect the home ecommun is there a point at which so many people are displaced in a short period of time? I think right now it's very difficult to tell, because the state of the ucranian economy is so disruptede in its an essentially in free fall. But there's no doubt at all, i think that it's extremely damaging, and it makes it very difficult to secure, me no regular service.