Mumbai, The benchmark index of Bombay Stock Exchange advanced by 433.68 points or 1.15 pc at 38,040.57 in the week under review after the Reserve Bank of India (RBI) left key interest rates unchanged and allowed banks to restructure certain loan as part of efforts to revive the economy. However, ratcheting US-China tensions and mounting COVID-19 cases capped gains.The Nifty gained 140.60 points or 1.27 pc at 11,214.05. The BSE Mid-Cap index rose 459.76 pts or 3.34 pc to settle at 14,218.87. Small-Cap rallied 646.93 points or 4.97 pc to settle at 13,668.69. On Monday, the Sensex slumped 667.29 points to settle at 36,939.60 while the Nifty 50 lost 173.60 points to settle at 10,899.85 following weak domestic economic data, even a surge in fresh coronavirus cases and intensifying US-China tensions also put pressure on stocks. On Tuesday, snapping their four-day losing streak.The Sensex jumped 748.31 points at 37,687.91. The Nifty rallied 203.65 points to settle at 11,095.25 on firm Asian Market. On Wednesday, the market remained calm as the Sensex fell 24.58 points to settle at 37,663.33. Nifty rose 6.40 points to settle at 11,101.65. On Thursday, the Sensex zoomed up by 362.12 pts to 38,025.45 as the Reserve Bank of India (RBI) left key interest rates unchanged and allowed banks to restructure certain loans as part of efforts to revive the economy.The Nifty jumped 98.50 points to settle at 11,200.15. On Friday the Sensex ended almost steady, rising by 15.13 pts to 38,040.57 and the Nifty rose 13.90 points to settle at 11,214.05.