The decision to finance support measures through financial instruments should be determined therefore on the basis of an ex ante assessment which has established evidence of market failures or sub-optimal investment situations and the estimated level and scope of public investment needs.
Otsus rahastada abimeetmeid rahastamisvahenditest tuleks seega teha eelhindamise põhjal, mille käigus on leitud tõendeid turutõrgetest ja mitteoptimaalsetest investeerimisolukordadest, ning lähtuvalt avaliku sektori investeerimisvajaduste hinnangulisest tasemest ja ulatusest.