财经论丛 ›› 2021, Vol. 37 ›› Issue (10): 58-69.
原东良1, 周建1,2
收稿日期:
2020-10-13
出版日期:
2021-10-10
发布日期:
2021-09-30
通讯作者:
周建
作者简介:
原东良(1992—),男,山西晋城人,南开大学商学院/中国公司治理研究院博士生。
基金资助:
YUAN Dongliang1, ZHOU Jian1,2
Received:
2020-10-13
Online:
2021-10-10
Published:
2021-09-30
Contact:
ZHOU Jian
摘要:
本文以2014—2018年沪深A股上市公司为研究样本,实证检验新闻媒体情绪对企业创新投资的影响及作用机制。结果显示,新闻媒体情绪越积极,企业创新投资水平越高,在克服内生性问题及稳健性检验后,该结论仍成立。机制检验表明,新闻媒体情绪通过诱发管理者过度自信、吸引高级人才、提高股票流动性三个渠道促进企业创新投资。进一步分析显示,在管理层女性占比低、管理层咨询需求高、非融资融券标的情况下,新闻媒体情绪对企业创新投资的影响更大。异质性检验显示,国有产权属性弱化了新闻媒体情绪对企业创新投资的促进作用,高新技术行业属性强化了新闻媒体情绪对企业创新投资的促进作用。
中图分类号:
原东良, 周建. 新闻媒体情绪与企业创新投资[J]. 财经论丛, 2021, 37(10): 58-69.
YUAN Dongliang, ZHOU Jian. News Media Sentiment and Corporate Innovation Investment[J]. Collected Essays on Finance and Economics, 2021, 37(10): 58-69.
变量 | (1) | (2) | (3) |
---|---|---|---|
NMS | 0.046***(12.803) | 0.062***(16.296) | 0.057***(14.965) |
公司特征 | No | Yes | Yes |
管理层特征 | No | No | Yes |
Constant | 0.759**(2.399) | 0.888(0.917) | -5.583***(-5.108) |
Year/Industry | Yes | Yes | Yes |
R-squared | 0.304 | 0.379 | 0.393 |
表1 新闻媒体情绪对企业创新投资的回归结果(N=8874)
变量 | (1) | (2) | (3) |
---|---|---|---|
NMS | 0.046***(12.803) | 0.062***(16.296) | 0.057***(14.965) |
公司特征 | No | Yes | Yes |
管理层特征 | No | No | Yes |
Constant | 0.759**(2.399) | 0.888(0.917) | -5.583***(-5.108) |
Year/Industry | Yes | Yes | Yes |
R-squared | 0.304 | 0.379 | 0.393 |
变量 | 双重差分模型 | 工具变量回归 | Heckman两阶段 | 熵平衡 | 变量滞后 | |
---|---|---|---|---|---|---|
(1) | (2) | (3) | (4) | (5) | (6) | |
NMS | 0.056*** (14.775) | 0.050*** (8.574) | 0.066*** (14.688) | 0.065*** (12.610) | ||
Treat | 0.542***(3.111) | |||||
After | 0.375(1.518) | |||||
Treat*After | 0.423*(1.939) | |||||
NMS_P | 0.159*** (4.075) | |||||
IMR | -1.574*** (-3.581) | |||||
Controls | Yes | Yes | Yes | Yes | Yes | Yes |
Constant | -9.105*** (-4.512) | 0.876 (0.319) | 4.027 (1.389) | -6.537*** (-4.018) | -5.505*** (-4.083) | -6.408*** (-4.044) |
Year/Industry | Yes | Yes | Yes | Yes | Yes | Yes |
N | 2284 | 8874 | 8874 | 8874 | 7459 | 5327 |
R-squared | 0.442 | 0.379 | 0.394 | 0.417 | 0.333 | 0.338 |
表2 内生性控制:双重差分模型、Heckman两阶段、工具变量回归、熵平衡和变量滞后
变量 | 双重差分模型 | 工具变量回归 | Heckman两阶段 | 熵平衡 | 变量滞后 | |
---|---|---|---|---|---|---|
(1) | (2) | (3) | (4) | (5) | (6) | |
NMS | 0.056*** (14.775) | 0.050*** (8.574) | 0.066*** (14.688) | 0.065*** (12.610) | ||
Treat | 0.542***(3.111) | |||||
After | 0.375(1.518) | |||||
Treat*After | 0.423*(1.939) | |||||
NMS_P | 0.159*** (4.075) | |||||
IMR | -1.574*** (-3.581) | |||||
Controls | Yes | Yes | Yes | Yes | Yes | Yes |
Constant | -9.105*** (-4.512) | 0.876 (0.319) | 4.027 (1.389) | -6.537*** (-4.018) | -5.505*** (-4.083) | -6.408*** (-4.044) |
Year/Industry | Yes | Yes | Yes | Yes | Yes | Yes |
N | 2284 | 8874 | 8874 | 8874 | 7459 | 5327 |
R-squared | 0.442 | 0.379 | 0.394 | 0.417 | 0.333 | 0.338 |
变量 | (1) | (2) | (3) | (4) | (5) | (6) | (7) | (8) | (9) | (10) | (11) | (12) | (13) | (14) |
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
MO | R&Dt+1 | PHD | R&Dt+1 | R&D_P | R&Dt+1 | EF | R&Dt+1 | TCF | R&Dt+1 | BF | DF | AMIHUD | R&Dt+1 | |
NMS | 0.002*** | 0.056*** | 0.002** | 0.056*** | 0.153*** | 0.031*** | 0.049*** | 0.057*** | 0.132*** | 0.057*** | -0.006* | -0.091*** | 0.039*** | 0.056*** |
(4.299) | (14.713) | (2.431) | (14.797) | (13.111) | (9.402) | (5.891) | (14.911) | (12.161) | (14.818) | (-1.756) | (-4.435) | (8.993) | (14.707) | |
MO | 0.443*** | |||||||||||||
(5.775) | ||||||||||||||
PHD | 0.490*** | |||||||||||||
(8.824) | ||||||||||||||
R&D_P | 0.171*** | |||||||||||||
(58.021) | ||||||||||||||
EF | 0.002** | |||||||||||||
(2.396) | ||||||||||||||
TCF | 0.001 | |||||||||||||
(0.176) | ||||||||||||||
AMIHUD | 0.019** | |||||||||||||
(2.025) | ||||||||||||||
Controls | Yes | Yes | Yes | Yes | Yes | Yes | Yes | Yes | Yes | Yes | Yes | Yes | Yes | Yes |
Constant | 1.194*** | -6.111*** | -2.597*** | -4.310*** | -5.223 | -4.691*** | 13.365*** | -5.609*** | 23.099*** | -5.598*** | 13.173*** | -4.369 | 43.217*** | -4.777*** |
(7.890) | (-5.582) | (-12.462) | (-3.926) | (-1.553) | (-5.043) | (5.623) | (-5.122) | (7.387) | (-5.106) | (-13.257) | (-0.737) | (-34.219) | (-4.108) | |
Year/Industry | Yes | Yes | Yes | Yes | Yes | Yes | Yes | Yes | Yes | Yes | Yes | Yes | Yes | Yes |
R-squared | 0.184 | 0.395 | 0.077 | 0.398 | 0.402 | 0.560 | 0.097 | 0.393 | 0.371 | 0.393 | 0.083 | 0.238 | 0.354 | 0.393 |
Sobel | 0.0010*** (z=3.448) | 0.0086** (z=2.344) | 0.02611*** (z=12.782) | 0.0001 (z=0.3951) | 0.0001 (z=0.1758) | - | - | 0.0007** (z=1.976) | ||||||
Goodman1 | 0.0010*** (z=3.415) | 0.0086** (z=2.330) | 0.02611*** (z=12.779) | 0.0001 (z=0.3895) | 0.0001 (z=0.1752) | - | - | 0.0007** (z=1.964) | ||||||
Goodman2 | 0.0010*** (z=3.482) | 0.0086** (z=2.358) | 0.02611*** (z=12.799) | 0.0001 (z=0.4008) | 0.0001 (z=0.1764) | - | - | 0.0007** (z=1.987) | ||||||
中介效 应比例 | 1.76% | 1.52% | 46.02% | 0.17% | 0.15% | - | - | 1.29% |
表3 新闻媒体情绪对企业创新投资影响的机制检验(N=8874)
变量 | (1) | (2) | (3) | (4) | (5) | (6) | (7) | (8) | (9) | (10) | (11) | (12) | (13) | (14) |
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
MO | R&Dt+1 | PHD | R&Dt+1 | R&D_P | R&Dt+1 | EF | R&Dt+1 | TCF | R&Dt+1 | BF | DF | AMIHUD | R&Dt+1 | |
NMS | 0.002*** | 0.056*** | 0.002** | 0.056*** | 0.153*** | 0.031*** | 0.049*** | 0.057*** | 0.132*** | 0.057*** | -0.006* | -0.091*** | 0.039*** | 0.056*** |
(4.299) | (14.713) | (2.431) | (14.797) | (13.111) | (9.402) | (5.891) | (14.911) | (12.161) | (14.818) | (-1.756) | (-4.435) | (8.993) | (14.707) | |
MO | 0.443*** | |||||||||||||
(5.775) | ||||||||||||||
PHD | 0.490*** | |||||||||||||
(8.824) | ||||||||||||||
R&D_P | 0.171*** | |||||||||||||
(58.021) | ||||||||||||||
EF | 0.002** | |||||||||||||
(2.396) | ||||||||||||||
TCF | 0.001 | |||||||||||||
(0.176) | ||||||||||||||
AMIHUD | 0.019** | |||||||||||||
(2.025) | ||||||||||||||
Controls | Yes | Yes | Yes | Yes | Yes | Yes | Yes | Yes | Yes | Yes | Yes | Yes | Yes | Yes |
Constant | 1.194*** | -6.111*** | -2.597*** | -4.310*** | -5.223 | -4.691*** | 13.365*** | -5.609*** | 23.099*** | -5.598*** | 13.173*** | -4.369 | 43.217*** | -4.777*** |
(7.890) | (-5.582) | (-12.462) | (-3.926) | (-1.553) | (-5.043) | (5.623) | (-5.122) | (7.387) | (-5.106) | (-13.257) | (-0.737) | (-34.219) | (-4.108) | |
Year/Industry | Yes | Yes | Yes | Yes | Yes | Yes | Yes | Yes | Yes | Yes | Yes | Yes | Yes | Yes |
R-squared | 0.184 | 0.395 | 0.077 | 0.398 | 0.402 | 0.560 | 0.097 | 0.393 | 0.371 | 0.393 | 0.083 | 0.238 | 0.354 | 0.393 |
Sobel | 0.0010*** (z=3.448) | 0.0086** (z=2.344) | 0.02611*** (z=12.782) | 0.0001 (z=0.3951) | 0.0001 (z=0.1758) | - | - | 0.0007** (z=1.976) | ||||||
Goodman1 | 0.0010*** (z=3.415) | 0.0086** (z=2.330) | 0.02611*** (z=12.779) | 0.0001 (z=0.3895) | 0.0001 (z=0.1752) | - | - | 0.0007** (z=1.964) | ||||||
Goodman2 | 0.0010*** (z=3.482) | 0.0086** (z=2.358) | 0.02611*** (z=12.799) | 0.0001 (z=0.4008) | 0.0001 (z=0.1764) | - | - | 0.0007** (z=1.987) | ||||||
中介效 应比例 | 1.76% | 1.52% | 46.02% | 0.17% | 0.15% | - | - | 1.29% |
变量 | 管理者过度自信 | 高级人才流动 | 股票流动性 | ||||||||
---|---|---|---|---|---|---|---|---|---|---|---|
(1)管理层女性 占比高 | (2)管理层女性 占比低 | (3)管理层咨询 需求高 | (4)管理层咨询 需求低 | (5)融资 融券标的 | (6)非融资 融券标的 | ||||||
NMS | 0.050*** | 0.065*** | 0.062*** | 0.044*** | 0.047*** | 0.060*** | |||||
(9.576) | (11.593) | (12.287) | (8.056) | (8.172) | (11.893) | ||||||
Controls | Yes | Yes | Yes | Yes | Yes | Yes | |||||
Constant | -7.172*** | -3.157* | -6.420*** | -1.712 | -5.632*** | -3.120* | |||||
(-4.681) | (-1.939) | (-4.421) | (-1.069) | (-3.116) | (-1.785) | ||||||
Year/Industry | Yes | Yes | Yes | Yes | Yes | Yes | |||||
P值 | 0.074* | 0.028** | 0.048** | ||||||||
N | 4438 | 4436 | 3341 | 5533 | 3223 | 5651 | |||||
R-squared | 0.416 | 0.375 | 0.332 | 0.419 | 0.456 | 0.365 |
表4 新闻媒体情绪对企业创新投资影响机制的进一步分析
变量 | 管理者过度自信 | 高级人才流动 | 股票流动性 | ||||||||
---|---|---|---|---|---|---|---|---|---|---|---|
(1)管理层女性 占比高 | (2)管理层女性 占比低 | (3)管理层咨询 需求高 | (4)管理层咨询 需求低 | (5)融资 融券标的 | (6)非融资 融券标的 | ||||||
NMS | 0.050*** | 0.065*** | 0.062*** | 0.044*** | 0.047*** | 0.060*** | |||||
(9.576) | (11.593) | (12.287) | (8.056) | (8.172) | (11.893) | ||||||
Controls | Yes | Yes | Yes | Yes | Yes | Yes | |||||
Constant | -7.172*** | -3.157* | -6.420*** | -1.712 | -5.632*** | -3.120* | |||||
(-4.681) | (-1.939) | (-4.421) | (-1.069) | (-3.116) | (-1.785) | ||||||
Year/Industry | Yes | Yes | Yes | Yes | Yes | Yes | |||||
P值 | 0.074* | 0.028** | 0.048** | ||||||||
N | 4438 | 4436 | 3341 | 5533 | 3223 | 5651 | |||||
R-squared | 0.416 | 0.375 | 0.332 | 0.419 | 0.456 | 0.365 |
变量 | (1) | (2) | (3) | (4) | (5) | (6) | (7) | (8) | (9) |
---|---|---|---|---|---|---|---|---|---|
产权性质 Mo=SOE | 是否国有 | 高新技术 行业属性 Mo=HI | 是否高新技术行业 | 企业所在地 创新环境 Mo=IE | 创新环境水平高低 | ||||
是 | 否 | 是 | 否 | 高 | 低 | ||||
NMS | 0.056*** | 0.037*** | 0.073*** | 0.045*** | 0.072*** | 0.027*** | 0.056*** | 0.059*** | 0.052*** |
(14.869) | (8.036) | (13.526) | (11.931) | (11.479) | (5.986) | (14.824) | (11.898) | (8.766) | |
Mo | 0.082 | 2.004*** | 0.166** | ||||||
(0.901) | (22.503) | (2.244) | |||||||
NMS*Mo | -0.033*** | 0.030*** | 0.004 | ||||||
(-4.764) | (4.669) | (0.636) | |||||||
Controls | Yes | Yes | Yes | Yes | Yes | Yes | Yes | Yes | Yes |
Constant | -5.751*** | -2.672** | -5.332*** | -5.434*** | -5.298*** | -3.544*** | -5.417*** | -4.000*** | -8.336*** |
(-5.265) | (-2.099) | (-3.116) | (-5.116) | (-2.608) | (-3.012) | (-4.947) | (-2.684) | (-4.920) | |
Year/Industry | Yes | Yes | Yes | Yes | Yes | Yes | Yes | Yes | Yes |
P值 | 0.000*** | 0.000*** | 0.402 | ||||||
N | 8874 | 3399 | 5475 | 8874 | 3324 | 5550 | 8874 | 5427 | 3447 |
R-squared | 0.394 | 0.390 | 0.370 | 0.427 | 0.215 | 0.475 | 0.393 | 0.400 | 0.370 |
表5 新闻媒体情绪对企业创新投资影响的异质性分析
变量 | (1) | (2) | (3) | (4) | (5) | (6) | (7) | (8) | (9) |
---|---|---|---|---|---|---|---|---|---|
产权性质 Mo=SOE | 是否国有 | 高新技术 行业属性 Mo=HI | 是否高新技术行业 | 企业所在地 创新环境 Mo=IE | 创新环境水平高低 | ||||
是 | 否 | 是 | 否 | 高 | 低 | ||||
NMS | 0.056*** | 0.037*** | 0.073*** | 0.045*** | 0.072*** | 0.027*** | 0.056*** | 0.059*** | 0.052*** |
(14.869) | (8.036) | (13.526) | (11.931) | (11.479) | (5.986) | (14.824) | (11.898) | (8.766) | |
Mo | 0.082 | 2.004*** | 0.166** | ||||||
(0.901) | (22.503) | (2.244) | |||||||
NMS*Mo | -0.033*** | 0.030*** | 0.004 | ||||||
(-4.764) | (4.669) | (0.636) | |||||||
Controls | Yes | Yes | Yes | Yes | Yes | Yes | Yes | Yes | Yes |
Constant | -5.751*** | -2.672** | -5.332*** | -5.434*** | -5.298*** | -3.544*** | -5.417*** | -4.000*** | -8.336*** |
(-5.265) | (-2.099) | (-3.116) | (-5.116) | (-2.608) | (-3.012) | (-4.947) | (-2.684) | (-4.920) | |
Year/Industry | Yes | Yes | Yes | Yes | Yes | Yes | Yes | Yes | Yes |
P值 | 0.000*** | 0.000*** | 0.402 | ||||||
N | 8874 | 3399 | 5475 | 8874 | 3324 | 5550 | 8874 | 5427 | 3447 |
R-squared | 0.394 | 0.390 | 0.370 | 0.427 | 0.215 | 0.475 | 0.393 | 0.400 | 0.370 |
[1] |
He J., Tian X. Finance and Corporate Innovation: A Survey[J]. Asia-Pacific Journal of Financial Studies, 2018, 47(2):165-212.
DOI URL |
[2] |
Gao H., Wang J., Wang Y., et al. Media Coverage and the Cost of Debt[J]. Journal of Financial and Quantitative Analysis, 2020, 55(2):429-471.
DOI URL |
[3] |
Ahern K. R., Sosyura D. Rumor has It: Sensationalism in Financial Media[J]. The Review of Financial Studies, 2015, 28(7):2050-2093.
DOI URL |
[4] |
Graf-Vlachy L., Oliver A. G., Banfield R., et al. Media Coverage of Firms: Background, Integration, and Directions for Future Research[J]. Journal of Management, 2020, 46(1):36-69.
DOI |
[5] |
Fang L., Peress J. Media Coverage and the Cross-section of Stock Returns[J]. The Journal of Finance, 2009, 64(5):2023-2052.
DOI URL |
[6] |
Bushee B. J., Core J. E., Guay W., et al. The Role of the Business Press as an Information Intermediary[J]. Journal of Accounting Research, 2010, 48(1):1-19.
DOI URL |
[7] | 刘维奇, 李建莹. 媒体热议度能有效降低股价暴跌风险吗?——基于公司透明度调节作用的研究[J]. 中国管理科学, 2019, 27(11):39-49. |
[8] |
Peress J. The Media and the Diffusion of Information in Financial Markets: Evidence from Newspaper Strikes[J]. The Journal of Finance, 2014, 69(5):2007-2043.
DOI URL |
[9] | 史晋川, 刘萌. 媒体关注、高管背景特征与研发投入——基于中国民营上市公司的实证研究[J]. 东南学术, 2019, (2):136-147. |
[10] | 刘萌, 史晋川, 罗德明. 媒体关注与公司研发投入——基于中国上市公司的实证分析[J]. 经济理论与经济管理, 2019, 339(3):20-34. |
[11] | 夏晓兰, 唐雪松, 赖黎. 媒体报道、竞争对手与企业创新[J]. 财经问题研究, 2018, (7):94-101. |
[12] | 许瑜, 冯均科, 杨菲. 媒体关注、内部控制有效性与企业创新绩效[J]. 财经论丛, 2017, 228(12):88-96. |
[13] | 南楠, 陈程, 袁晓星. 媒体报道、风险承担与企业创新——来自中国上市公司的经验证据[J]. 社会科学家, 2016, (11):98-101. |
[14] | 杨道广, 陈汉文, 刘启亮. 媒体压力与企业创新[J]. 经济研究, 2017, (8):127-141. |
[15] |
Zavertiaeva M. A., López-Iturriaga F. J., Kuminova E. V. Better Innovators or More Innovators? Managerial Overconfidence and Corporate R&D[J]. Managerial and Decision Economics, 2018, 39(4):447-461.
DOI URL |
[16] |
Chatterjee A., Hambrick D. C. Executive Personality, Capability Cues, and Risk Taking: How Narcissistic CEOs React to Their Successes and Stumbles[J]. Administrative Science Quarterly, 2011, 56(2):202-237.
DOI URL |
[17] |
Hirshleifer D., Low A., Teoh S. H. Are Overconfident CEOs Better Innovators?[J]. Journal of Finance, 2012, 67(4):1457-1498.
DOI URL |
[18] |
Dang T. V., Xu Z. Market Sentiment and Innovation Activities[J]. Journal of Financial and Quantitative Analysis, 2018, 53(3):1135-1161.
DOI URL |
[19] | 杜兴强, 彭妙薇. 高铁开通会促进企业高级人才的流动吗?[J]. 经济管理, 2017, 39(12):89-107. |
[20] |
An H., Chen C. R., Wu Q., et al. Corporate Innovation: Do Diverse Boards Help?[J]. Journal of Financial and Quantitative Analysis, 2021, 56(1):155-182.
DOI URL |
[21] |
Chemmanur T. J., Kong L., Krishnan K., et al. Top Management Human Capital, Inventor Mobility, and Corporate Innovation[J]. Journal of Financial and Quantitative Analysis, 2019, 54(6):2383-2422.
DOI |
[22] | 段军山, 庄旭东. 社会责任履行对企业创新投入的分层影响机制研究——基于中国上市公司的经验证据[J]. 南方经济, 2020, (8):49-64. |
[23] |
Amore M. D., Schneider C., Žaldokas A. Credit Supply and Corporate Innovation[J]. Journal of Financial Economics, 2013, 109(3):835-855.
DOI URL |
[24] | 夏楸, 郑建明. 媒体报道、媒体公信力与融资约束[J]. 中国软科学, 2015, (2):155-165. |
[25] | 胡杰, 杜曼. 信贷市场、行业异质性与企业研发投入[J]. 财经论丛, 2019, 248(7):54-63. |
[26] | Van Vo L., Le H. A., Lin J. C. Stock Market Liquidity and Incentives for Corporate Innovation[Z]. Available at SSRN, 2017. |
[27] | 董竹, 张欣, 李雨奇. 股票流动性对企业研发投入的影响——融资约束和代理成本的中介作用与调节作用[J]. 财经论丛, 2020, (8):73-82. |
[28] | 闫红蕾, 张自力, 赵胜民. 资本市场发展对企业创新的影响——基于上市公司股票流动性视角[J]. 管理评论, 2020, 32(3):21-36. |
[29] | 戴静, 刘放, 张豪, 等. 周期交错、政策不确定和企业R&D投资——基于官员任期和五年计划的证据[J]. 管理评论, 2019, 31(12):100-114. |
[30] |
Amihud Y., Hameed A., Kang W., et al. The Liquidity Premium: International Evidence[J]. Journal of Financial Economics, 2015, 117(2):350-368.
DOI URL |
[31] |
Hainmueller J. Entropy Balancing for Causal Effects: A Multivariate Reweighting Method to Produce Balanced Samples in Observational Studies[J]. Political Analysis, 2012, 20(1):25-46.
DOI URL |
[32] |
Cumming D., Leung T. Y., Rui O. Gender Diversity and Securities Fraud[J]. Academy of Management Journal, 2015, 58(5):1572-1593.
DOI URL |
[33] | 曹春方, 林雁. 异地独董, 履职职能与公司过度投资[J]. 南开管理评论, 2017, 20(1):16-29. |
[34] | 谢黎旭, 张信东, 张燕, 等. 融资融券扩容和流动性[J]. 管理科学, 2018, 31(6):46-57. |
[35] | 陈晓东, 刘佳. 行政审批制度改革、创新环境与城市科技创新[J]. 财经论丛, 2020, (7):104-112. |
[36] | 严苏艳. 共有股东与企业创新投入[J]. 审计与经济研究, 2019, 34(5):85-95. |
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