"He has very similar characteristics to Hamsik, in my view. If he can have a little more faith in himself and whittle down a few issues then he can do great things. He could also play in different roles, just like Hamsik," said Moratti.
Alvarez and Jonathan have been key players for Inter this season.
"It is wonderful and enormously satisfying to see their fortunes transformed, but it's the players who do it all for me and I must always thank them for making me look good," added Moratti.