It is our aim to illustrate a picture of the online participation behavior of German Internet users. We study today’s forms of online participation in two selected fields: politics and the economy. The study is built upon 13 types of opportunities to participate. The outcome is based on a TNS...

Many authors attribute 3D printing technologies with the potential to revolutionize the production process of physical goods. However, insights on what users actually print in 3D remain in high demand. For the first time, 3D printing allows us to study how user innovators diffuse their creations...