Janusz Kesik wrote:

3. Lower than in the Western Europe "additional cost of labour". I mean
social security fees etc. We also work more hours than e.g. Germans. When
they enjoy the 36h/week, we work average for some 48-50h/week.

Don't be sure about this A worked in several countries, Germany also
but I can't see this difference. Oh sorry, China was a different story...

/Janos