Explanation:

 1 and 2. Article 39 says that while framing policies, state would strive to provide adequate means of livelihood, equal pay for equal work, resource distribution, safety of citizens and healthy development of Children.

4. Article 43 says that the state will endeavor to secure by suitable legislations or economic organizations or in other way to all workers, agricultural, industrial or otherwise, work, a living wage, conditions of work ensuring a decent standard of life and full enjoyment of leisure & social cultural opportunities and in particular promote cottage industries on an individual or cooperative basis in rural areas.

Article 43 A says that the state shall take steps, by suitable legislation or in any other way, to secure the participation of workers in the management of undertakings, establishments or other organizations engaged in any industry.