我是 LongbridgeAI，我可以總結文章信息。澳大利亞商業信心依然低迷，一項調查顯示，4 月份的信心指數從 3 月份的-29 略微改善至-24。由於中東衝突導致能源成本上升，利潤率受到擠壓，投資計劃受到影響。前瞻訂單和資本支出等關鍵指標顯著下降，成本急劇上升。澳大利亞儲備銀行已將利率提高至 4.35%，以應對通貨膨脹，這引發了人們對企業將成本轉嫁給消費者的擔憂
SYDNEY, May 12 (Reuters) - Australian business confidence remained mired in gloom in April, a survey showed on Tuesday, as spiking energy costs from the Middle East war squeezed profit margins and pressured investment plans. The survey from National Australia Bank showed its index of business confidence improved only marginally to -24 in April, having dived 29 points to -29 in March, the