1.
The manufacturers of the product who want to sell it (Придаточное
определительное– the attributive clause) may try to influence you through an
advertising campaign, but you make the complete and final decision on the
products that will best satisfy your desires. (Придаточное
определительное –
the attributive clause)
2.
Economists realize that the solution of the problem requires objectivity.
(Придаточное
дополнительное – the object clause)
3.
All the numerical information we can gain (Придаточное
определительное –
the attributive clause) is very helpful.