杂志

Cost of a DIY home in California built by using cob, earth, water, hemp, straw and only paying for screws, glue, and silicone: $200 (€187) René Ammann

Estimated share of US architecture firm billings so far this year that have come from renovation projects, not new construction: 52% René Ammann

Size of a "three–tatami flat" in a nihonma, a home in a Japanese city with a rent of $340 to $630 (€345 to €645) per month: 95 square feet (8.8 m2) René Ammann