public ActionResult Edit(int id)
        {
            var item = MarketPriceService.GetById( id);
            if (item.PartnerID.HasValue && item.PartnerID != SessionManager.UserInfo.PartnerId)
            {
                return RedirectToAction("AccessDenied", "Secure");
            }
            EditMarketPriceModel model = new EditMarketPriceModel();
            model.CopyPropertiesFrom(item);

            return View(model);
        }