Was that some kind of joke?

Apparently it's okay in statistics to use the word "significativity" when you really mean "significance" in the statistical sense. This word is unknown to many dictionaries, including the Shorter Oxford, which offers instead "significancy" and "significativeness".

This is surely the best paper title ever:

Maybe the "translation" part includes translating what the title actually means.

In the space it took to say this, they could have just included a legend:

Found in a working paper from the Czech Republic: "Regarding the Central and Eastern Europe while the first two countries adopted explicit inflation targeting regime in 1998, there are already seven countries conducting inflation targeting in 2006 and others are contemplating to do so". Hopefully this paper will be run past a native English speaker before publication.