Commonwealth Bank will offer discounts of up to 100 basis points off standard rates for businesses borrowing to buy electric vehicles, under a new green vehicles and equipment finance offer.  CBA said it will offer discounts of up to 50 bps for finance on other qualifying green assets, such as solar, wind and hydro-powered equipment.  The bank cited research from East & Partners, which said one in three companies are considering solar and hydrogen options, electric vehicle chargers and batteries.  CBA already offers green finance for the purchase or construction of low carbon commercial property and property upgrades.