计量经济学同步辅导与习题全解-畅读网

　　　　

计量经济学同步辅导与习题全解

作者：沈琪

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《计量经济学同步辅导与习题全解》是与《计量经济学》(第二版)(庞皓主编)配套的学习辅导。第一至第十二章按照教材的内容体系编写,包括各章的学习目标、基本知识点精讲、重点难点分析、经典文献导读、练习题和思考题全解及自测题等。《计量经济学同步辅导与习题全解》包含了作者长期从事计量经济学课程的教学体会,可作为高等院校经济管理类本科各专业计量经济学课程的辅助教材,不仅适合学习计量经济学的学生使用,对于从事计量经济学教学的教师也有参考价值,同时还适合自学计量经济学的读者阅读。

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SELECT `id`,`name`,`pid`,`image`,`level`,`is_show`,`is_recommend` FROM `ls_goods_category` WHERE `is_show` = 1 AND `del` = 0 AND `level` = 1 ORDER BY `id` ASC,`sort` DESC [ RunTime:0.000610s ]
SELECT `id`,`name`,`pid`,`image`,`level`,`is_show`,`is_recommend` FROM `ls_goods_category` WHERE `is_show` = 1 AND `del` = 0 AND `level` = 2 ORDER BY `id` ASC,`sort` DESC [ RunTime:0.002574s ]
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SHOW FULL COLUMNS FROM `ls_nav` [ RunTime:0.002580s ]
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SHOW FULL COLUMNS FROM `ls_friendly_link` [ RunTime:0.002001s ]
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SELECT `id`,`name` FROM `ls_goods_category` WHERE `id` = 4 LIMIT 1 [ RunTime:0.005817s ]
SELECT `id`,`name` FROM `ls_goods_category` WHERE `id` = 43 LIMIT 1 [ RunTime:0.003959s ]
SELECT `a`.*,`ap`.`width`,`ap`.`height` FROM `ls_ad` `a` INNER JOIN `ls_ad_position` `ap` ON `a`.`pid`=`ap`.`id` WHERE `pid` = 11 AND `ap`.`client` = '2' AND `a`.`status` = '1' AND `a`.`del` = '0' AND `ap`.`status` = '1' AND `ap`.`del` = '0' ORDER BY `sort` DESC,`id` DESC [ RunTime:0.009045s ]
SELECT `a`.*,`ap`.`width`,`ap`.`height` FROM `ls_ad` `a` INNER JOIN `ls_ad_position` `ap` ON `a`.`pid`=`ap`.`id` WHERE `pid` = 14 AND `ap`.`client` = '2' AND `a`.`status` = '1' AND `a`.`del` = '0' AND `ap`.`status` = '1' AND `ap`.`del` = '0' ORDER BY `sort` DESC,`id` DESC [ RunTime:0.004866s ]
SELECT * FROM `ls_goods` WHERE `del` = 0 AND `status` = 1 AND `create_time` <= 1793886713 ORDER BY `create_time` DESC LIMIT 5 [ RunTime:1.389556s ]

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