CMR IS effective

• Protects individual ministers from criticism of unpopular policies if the government takes collective responsibility
• Strong PMs use CMR to help exert authority over ministers and their Cabinet - inclusing shaping govenrment policy and enforcing its implementation
• Confidential nature of Cabinet and Cabinet Committee discussions lead ministers to discuss issues candidly
• Resignations can lead to government collapse, highlighting issues with the governent
• Helps enable coordinated deployment of resources across multiple government departments and agencies, making government more coherent and effective
• Outward appearance of executive unity important - electorally voters punish divided governments and parties