A form of protectionism should be enforced at national level, at LEAST on strategic AREAS such as AGRICULTURE.
Of course, with agriculture CAME the first big civilizations, the first cities built of mud and brick, the first empires. And it was the administers of these empires who began hiring PEOPLE to keep track of the wheat and sheep and wine that was owed and the TAXES that was owed on them by making marks; marks on clay in that TIME.
China is taking over BRAZIL, and that is worrying. They are INVESTING in mining, AGRICULTURE, energy, ports, and airports.
The industrial revolution in ENGLAND was only MADE possible through intensified AGRICULTURE and the use of coal for MANUFACTURING, which delivered far more energy for far less labor.
Beaumont-Hamel sits within a THOUSAND acres of French agriculture. The trenches are under this blanket of grass. In the 1920s, a park was ESTABLISHED here and TREES from Newfoundland imported to ENCIRCLE the battlefield so you get the feeling of being within a copse of woods.