What are some possible negative economic consequences of unions in competitive markets? $($Select all that apply$)$

Unions can "strike" which reduces productivity in the market and for the broader economy

Unions reduce communication between workers and management, facilitating lower information flow and inefficiency

Unions can prevent entry of workers into an industry, causing higher wages than the competitive equilibrium, and causing deadweight loss in the labor market

Unions can decrease overall productivity throust labor hiring requirements

What are some possible negative economic consequences of unions in competitive markets? $($Select all that apply$)$

Unions can "strike" which reduces productivity in the market and for the broader economy

Unions reduce communication between workers and management, facilitating lower information flow and inefficiency

Unions can prevent entry of workers into an industry, causing higher wages than the competitive equilibrium, and causing deadweight loss in the labor market

Unions can decrease overall productivity throuish labor hiring requirements