The dollar was stable on Wednesday ahead of crucial inflation readings, lifted by rising Treasury yields. The yen drifted to its weakest in four weeks. Euro and sterling also showed movements. Australian dollar spiked before steadying. U.S. consumer confidence improved in May. Markets await inflation reports this week. The dollar was stable on Wednesday ahead of crucial inflation readings, lifted by rising Treasury yields. The yen drifted to its weakest in four weeks. Euro and sterling also showed movements. Australian dollar spiked before steadying. U.S. consumer confidence improved in May. Markets await inflation reports this week. Economic Times