Informal innovation has been investigated in numerous countries, but its incidence in developing countries, and relationship with informal business development, has been unexplored. This study explores 1. the nature of informal innovation in a developing country (South Africa), 2. its...

Empirical studies have shown that millions of individual users develop new products and services to serve their own needs. The economic impact of this phenomenon increases if and as adopters in addition to the initial innovators also gain benefits from those user-developed innovations. It has...

Household innovation is the development of functionally novel products, processes, or other applications by consumers. These are developed in discretionary time without payment. Household innovation is widely present in all economies, but not yet in official statistics. In this chapter we...

In a first survey of its type, we measure development and modification of consumer products by product users in a representative sample of 1,173 UK consumers aged 18 and over. We estimate this previously unmeasured type of innovation to be quite large: 6.1% of UK consumers – nearly 2.9 million...