The content originally appeared on: CNN New York (CNN Business)Are upper middle class and affluent shoppers starting to feel the pinch from higher prices and geopolitical concerns? If so, what does that mean for the rest of American consumers? Stock market volatility, inflation and concerns about rising interest rates could soon slow all parts of the economy - even demand for luxury goods. Gary Friedman, the CEO of high end furniture retailer RH (RH), said in its earnings call last […]