<Li> The economic model defines disability in terms of reduced ability to work, the related loss of productivity and economic effects on the individual, employer and society in general . </Li> <Li> The empowering model (also, customer model) allows for the person with a disability and his / her family to decide the course of his / her treatment . This turns the professional into a service provider whose role is to offer guidance and carry out the client's decisions . This model "empowers" the individual to pursue his / her own goals . </Li> <Li> The market model of disability is minority rights and consumerist model of disability that recognizing disabled people and their stakeholders as representing a large group of consumers, employees and voters . This model looks to personal identity to define disability and empowers people to chart their own destiny in everyday life, with a particular focus on economic empowerment . By this model, based on US Census data, there are 1.2 billion people in the world who consider themselves to have a disability . "This model states that, due to the size of the demographic, companies and governments will serve the desires, pushed by demand as the message becomes prevalent in the cultural mainstream ." </Li> <Li> The consumer model of disability is based upon the "rights - based" model and claims that disabled people should have equal rights and access to products, goods and services offered by businesses . The consumer model extends the rights - based model by proposing that businesses, not only accommodate customers with disabilities under the requirements of legislation, but that businesses actively seek, market to, welcome and fully engage disabled people in all aspects of business service activities . The model suggests that all business operations, for example websites, policies and procedures, mission statements, emergency plans, programs and services, should integrate access and inclusion practices . Furthermore, these access and inclusion practices should be based on established customer service access and inclusion standards that embrace and support the active engagement of people of all abilities in business offerings . </Li>

Definition and categories of disability as per national law