List the pros and cons of interest arbitration. Why do you think the usage of interest arbitration in the private sector is so low

List the pros and cons of interest arbitration. Why do you think the usage of interest arbitration in the private sector is so low?
Not all forms of strikes are protected by the NLRA. What types are protected? Unprotected? Does this make sense, or should all types of strikes be treated equally?
Seniority is central in many private and public sector union contracts in the United States. What are the advantages to both employers and employees of using seniority to allocate employment opportunities? What are the disadvantages? How can a balance be struck between the interests of employers and employees?
What are the advantages and disadvantages of having the workplace governed by a legally enforceable contract supported by rights arbitration? Is this a good model for the workplace for the 21st century?