Abstract
This paper examines how non-financial stakeholders, especially labor unions, affect firms’ innovation in business group affiliations. Using firm-level labor union data unique to Korea, we find that firms’ innovation activities are negatively related to unionization. This negative relationship is more pronounced for large business groups, suggesting that Korean chaebols are more concerned with the influence of powerful stakeholders—union workers. Also, equity market valuation of R&D reduction under union pressure is not negative for chaebol-affiliated firms, whereas it is negative for non-affiliated firms. These results indicate that the equity market perceives that chaebols’ internal capital market facilitates group-oriented R&D investment decisions.
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Notes
According to IMD World Competitiveness Rankings (2018), Korea ranked 63rd among 63 countries in labor market efficiency. Also, the union membership ratio is above 10%, which is higher than the average in OECD countries.
Labor unions in Korea are affiliated with either the Minju Korean Confederation of Trade Unions or the Hanguk Federation of Korean Trade Unions, or are unaffiliated.
Expenditure on research (or on the research phase of an internal project) shall be recognized as an expense when it is incurred, whereas an intangible assets arising from development (or from the development phase of an internal project) shall be recognized if, and only if, an entity can demonstrate all of the following: (a) the technical feasibility of completing the intangible asset so that it will be available for use or sale, (b) its intention to complete the intangible asset and use or sell it, (c) its ability to use or sell the intangible asset, (d) how the intangible asset will generate probable future economic benefits, (e) the availability of adequate technical, financial, and other resources to complete the development and to use or sell the intangible asset, (f) its ability to measure reliably the expenditure attributable to the intangible asset during its development. (IAS 38).
See Fair Trade Act Decree 17 Article 9, amended 2008.
We acknowledge the limitations of using Female_Ratio as an instrument, because it is still an endogenous variable and such employment structure matters for market valuation. Despite such limitations, many previous studies have used this variable as an IV of unionization. Also, we confirm that Female_Ratio is not significantly related to R&D expenditures while it is significantly related to UNION in full OLS specification.
The sample size for 2SLS analysis is smaller than the one used in previous tests, since Female_Ratio data are available only after 2001 and lagged variables are used as independent variables in our regression models.
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Shin, I., Park, S., Cho, S.P. et al. The effect of labor unions on innovation and market valuation in business group affiliations: new evidence from South Korea. Asian Bus Manage 19, 239–270 (2020). https://doi.org/10.1057/s41291-019-00089-9
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DOI: https://doi.org/10.1057/s41291-019-00089-9