CNN  —  Anyone who’s skied at a major North American resort in recent years might have experienced as much sticker shock as fresh snow. Lift ticket prices at many resorts in the United States and Canada are dynamic, which means they adjust in real time according to demand. And price points are often alarming – especially compared with what it costs to ski in Europe . Peak-day pricing for single-day lift tickets at Colorado’s Beaver Creek over the upcoming holiday period shows more than $300 for