宏观经济专题：9月出口或仍有强韧性

Supply and Demand - Construction starts show divergence, with asphalt plant operating rates rebounding to historical median levels, while cement dispatch and mill operation rates remain at historical lows[2] - Industrial production maintains a high level of overall activity, with PX operating rates at historical highs and PTA rates at historical lows[2][23] - Demand in construction remains weak, with rebar and building materials demand at historical lows, and automotive and home appliance sales also underperforming[3][31] Prices - Domestic industrial products are experiencing a strong fluctuation, with the Nanhua Composite Index showing an upward trend[4][43] - International commodity prices, including oil, copper, and gold, are also on the rise[4][38] Real Estate - New housing transactions in 30 major cities increased by 33% compared to the previous two weeks, with year-on-year changes of -39% and +12% compared to 2023 and 2024 respectively[5][58] - Second-hand housing transactions in major cities like Beijing, Shanghai, and Shenzhen have shown significant recovery, with year-on-year increases of +49%, +42%, and +71% respectively[5][63] Exports - Port throughput in September increased by 7.3% year-on-year, with export growth projected at approximately +6.7% based on multiple indicator models[6][66] Liquidity - Recent weeks have seen an upward trend in funding rates, with R007 at 1.64% and DR007 at 1.56% as of September 28[6][71] - The central bank has implemented a net injection of 171.1 billion yuan in recent weeks[6][73]