Bayer AG, Syndial SpA, Crompton Corp., DuPont Dow Elastomers, and Zeon Chemicals are all international manufacturers of rubber chemicals. They have all been indicted as participants in a price-fixing scheme that drove up the costs of chemicals used to make shoes, tires, and other products. They would be most likely to use the model to justify their actions.

Shareholder model

Explanation:

 The shareholder model is plays an important role in the business firms as they owns some share of the profit in the company's stock and it sis also known as the stock-holder of an organization.

The main objective of the shareholder is to make the maximum utility or the profit from the market and increase the productivity and growth of the firm.

According to the given question, the company is using the shareholder model for the purpose of justifying their given actions about the price-fixing scheme which is basically used to make the various types of products such as tires and the shoes.  

 Therefore, Shareholder model is the correct answer.    

3rd the reason why is because of management and leadership

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