{"resolved":true,"match_type":"uuid","source_type":"original_book","book_id":"c10e658d-57f8-405b-9a17-dc45c392389c","title":"数字劳动与卡尔·马克思","author":null,"edition":null,"publisher":null,"year":null,"isbn":"2405518376","requested_by":"printed_page","book":{"source_type":"original_book","book_id":"c10e658d-57f8-405b-9a17-dc45c392389c","id":"c10e658d-57f8-405b-9a17-dc45c392389c","uuid":"c10e658d-57f8-405b-9a17-dc45c392389c","title":"数字劳动与卡尔·马克思","normalized_title":"数字劳动与卡尔马克思","author":null,"edition":null,"publisher":null,"year":null,"isbn":"2405518376","isbns":["2405518376","9787010230115","9780415716161"],"parsed":true,"ai_readable":true,"document_type":"book","page_count":592,"navigation_url":"https://workshop.closeclaw.top/ai/book/c10e658d-57f8-405b-9a17-dc45c392389c","title_url":"https://workshop.closeclaw.top/ai/title/%E6%95%B0%E5%AD%97%E5%8A%B3%E5%8A%A8%E4%B8%8E%E5%8D%A1%E5%B0%94%C2%B7%E9%A9%AC%E5%85%8B%E6%80%9D","fixed_page_url_template":"https://workshop.closeclaw.top/ai/book/c10e658d-57f8-405b-9a17-dc45c392389c/page/{printed_page}","path_api_url_template":"https://workshop.closeclaw.top/api/ai/book/c10e658d-57f8-405b-9a17-dc45c392389c/page/{printed_page}","read_url":"https://workshop.closeclaw.top/api/ai/read/c10e658d-57f8-405b-9a17-dc45c392389c","page_url":"https://workshop.closeclaw.top/api/ai/books/c10e658d-57f8-405b-9a17-dc45c392389c/page","search_url":"https://workshop.closeclaw.top/api/ai/books/c10e658d-57f8-405b-9a17-dc45c392389c/search"},"page":{"printed_page":159,"pdf_page":180,"physical_index":180,"physical_index_base":0,"printed_page_status":"recognized","page_sha256":"ddd3b1eba312d76551e007ed83237af06c82ebe300c4c103f668e28278ac3556"},"chapter":"第四章 达拉斯·史麦兹和当今受众劳动","content":"(facebook)这样的公司能够创造可观的利润。在线劳动时间同时是潜在利润的实现时间。为了积累资本，资本试图增加利润实现时间，即创造更多的生产性劳动时间的份额也就是利润实现时间。\n\n依据“脸书”(facebook)的情况，投标中的广告价格是由一个特定的广告空间或目标受众的竞争的数量以及广告质量和广告表现所决定的。在谷歌的广告语中，广告的价格取决于一个人设定或能负担得起的最高出价和广告质量。广告质量是基于对广告文本的相关性和好的针对性的评估(谷歌视频：“广告语：控制您的成本”)：广告的针对性越强，按点击付费的成本就越低。谷歌的广告质量评分是基于过去点击目标关键词的次数显示URL的过去点击次数、广告文本的“目标性”和广告的过去点击次数（谷歌广告语助手：质量得分)。像“脸书”(facebook）一样，谷歌提出了按点击付费(CPC）和按每1000印象付费（CPM)支付模式。谷歌和“脸书”(facebook)的定价算法究竟是如何运作的不得而知，因为他们不是开源的。\n\n据统计，谷歌上最昂贵的关键词是：保险、贷款、抵押贷款、律师和信贷⑤。“脸书”(facebook)上最受关注的广告是来自零售部门(占所有广告的23%)、食品和饮料行业(19%)、金融业(14%)、娱乐业(11%)和游戏业（11%）。\n\n康姆斯克（Comscore,2012)对“脸书”(facebook)广告进行了研究，他认为：\n\n(1）用户在“脸书”(facebook)上花费40%时间看新闻；因此广告的曝光时间要比品牌页面上的多。\n\n(2)根据“双击”(DoubleClick)公司显示，点击率平均为0.1%。\n\n(3)许多公司今天错误地把品牌页面粉丝数量视为在线广告的主要成功指标。\n\n第四章达拉斯·史麦兹和当今受众劳动\n\n159","previous_page":158,"next_page":160}