Если включить телепатор, можно предположить, что это "страны с большой долей сектора услуг в экономике". Но это чистая телепатия...

* state the SOURCE the word/phrase is taken from,
* say what the SUBJECT MATTER of the text/paragraph/document is, and
* show on-screen the PARAGRAPH your word/phrase is taken from

if you want other MT users to help you. 'Заранее спасибо' isn't context.

actually, it _is_ something :)
what it tells us is that to post this question, asker used a link suggested by the dictionary search. i.e. they first tried to look the thing up.
it also tells us that probably they do not read the forum, nor have they searched the forum archives before posting this question.