"Officially we have only received two [offers], from Juventus and Inter. The rest is lies," said Santos president Modesto Roma.
Inter Milan coach Frank De Boer says his team simply were not ready for the start of the season, although he did not want to blame Roberto Mancini.
Bacca, 29, had scored 49 goals for Sevilla, 31 for Club Bruges and 18 for Milan up to Sunday night, but he had never managed three in one game.
Bologna are not going to sign Mario Balotelli just to boost their image, according to chairman Joey Saputo.
"They say I'm fat? It's best if they keep on saying that, then I'll score goals in every game," Higuain told reporters at the Juventus Stadium.
Inter lost their Serie A opener 2-0 to a clinical Chievo on Sunday, proving that Frank de Boer has a long road ahead of him, writes Edoardo Dalmonte.