Recently, The Wall Street Journal reported a commercial glass shortage, specifically for curtain wall, the non-structural, metal-framed glass that covers the exterior of many high-rises and other commercial buildings.

According to The Journal, the shortage is driving construction costs up and has the potential to stall projects all over the country. So is there really a true glass shortage? Or can the tight supply be chalked up to the cyclical ups and downs of the construction industry? Factors to consider “I…