Resumen:
In the past few decades, a new way of responding to social and environmental problems has emerge:
the social entrepreneurship. It is presented as a special type of venture, in which the creation of social
value prevails over the maximization of profits. Thus, the main objective of these types of ventures is to
serve the community and to search for a positive social change. In this chapter, in addition to presenting
the concept of social entrepreneurship and its various approaches within the so-called third sector and
the emergent fourth sector, the main sources of funding that can be used by social entrepreneurs are
also presented, especially business angels and crowdfunding, are detailed. New paradigms such as the
collaborative economy and the circular economy are also addressed within social economy, highlighting
the relationship with social entrepreneurship and the path of opportunity to foster new ventures in
these fields