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通识系列阅读笔记|《香帅金融学讲义》③:解锁基础金融工具

  • 2026-10-31 00:01:16
通识系列阅读笔记|《香帅金融学讲义》③:解锁基础金融工具
继续学习《香帅金融学讲义》,这周进度加快了些,读完第五至第八章内容。其中,债和股因为日常接触听得多,读起来比较顺畅,而金融衍生品和资产定价部分相对晦涩难懂些。
读完第五章关于“债”的内容,有两个观点刷新了我的认知。一是我从来没有把历史的更迭与债务联系到一起,原来每次朝代更替,本质上都是通过废除前朝的各类债务,重新理顺国家与个人的债务关系,让经济发展回归新的平衡。二是“欠债不一定还钱”的观点,这与大众普遍认知有些不太一样,但是细细深究却颇有道理。很多时候允许合理的债务豁免,反而会是更具可行性的解决方案。想到去年接触财政业务时,看到政府债务规模持续高企、债务率居高不下,每年仅利息支出就数额巨大,当时心里满是隐隐的担忧。而读完这一章后,我对政府债务的顾虑减轻了不少:关键不在于追求“零负债”,而是要通过置换长期、低利率债务进行化债。只要GDP的增长速度高于债务利率,能够稳定覆盖利息支出,这样的债务反而能为社会发展提供资金赋能。当然,这一切的前提是,债务规模必须控制在合理区间内,守住风险底线。
第六章梳理了股份制的发展脉络,其雏形最早可追溯至古罗马时代,到了工业革命时期,它的价值被彻底释放。股份制实现了大规模、长周期资金聚集,推动了铁路、航运、机械制造业等需要巨额投资的产业发展,加快了工业革命进程。最让我深有感慨的是,风险投资容易催生“揠苗助长”式的行业悲剧,共享单车、外卖行业“红黄蓝”烧钱大战我们都亲身经历过。资本烧钱补贴的阶段,用户确实享受到了实实在在的优惠,但从长远发展来看,这种依靠持续补贴的圈地模式,在资本退场、补贴停止后,终究难以持续。说到底,资本应该是用来服务商业的工具,而不是追求短期利益,破坏良性竞争的推手。
第七章聚焦金融衍生品,香帅老师详细介绍了股指期货、期权和互换三类核心产品。我国目前还没有个股的期权市场,这部分知识了解下即可。此外,书中提到的无风险套利衍生品的相对定价,要用到解随机微偏分方程,还有第八章的投资组合理论需要全局式大量计算和分析,涉及SDR夏普比率、三因子定价模型等专业概念和工具,这些对我来说就有点太过高深了。
接下来,我会继续深耕这本讲义,慢慢消化后续章节的内容,持续分享我的阅读感悟。
基本 文件 流程 错误 SQL 调试
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  2. SHOW FULL COLUMNS FROM `fenlei` [ RunTime:0.000913s ]
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  7. SHOW FULL COLUMNS FROM `article` [ RunTime:0.000619s ]
  8. SELECT * FROM `article` WHERE `id` = 466358 LIMIT 1 [ RunTime:0.000418s ]
  9. UPDATE `article` SET `lasttime` = 1793961498 WHERE `id` = 466358 [ RunTime:0.001199s ]
  10. SELECT * FROM `fenlei` WHERE `id` = 65 LIMIT 1 [ RunTime:0.000313s ]
  11. SELECT * FROM `article` WHERE `id` < 466358 ORDER BY `id` DESC LIMIT 1 [ RunTime:0.000445s ]
  12. SELECT * FROM `article` WHERE `id` > 466358 ORDER BY `id` ASC LIMIT 1 [ RunTime:0.000488s ]
  13. SELECT * FROM `article` WHERE `id` < 466358 ORDER BY `id` DESC LIMIT 10 [ RunTime:0.000930s ]
  14. SELECT * FROM `article` WHERE `id` < 466358 ORDER BY `id` DESC LIMIT 10,10 [ RunTime:0.000551s ]
  15. SELECT * FROM `article` WHERE `id` < 466358 ORDER BY `id` DESC LIMIT 20,10 [ RunTime:0.000579s ]
0.085680s