This on the Basque country's choices that improved their financial stability
The article claims that part of the problem with Spain now is the over-investment in tourism, the creation of a bubble which contributed to the problems the Spanish economy is now having.
Industries like the Basques have require education and significant skills. The tourist industry tends to eat its young, though not to the degree that hand-labor agriculture crops do. Its major solar panel manufacturing company is a large cooperative:
Mondragon Assembly, part of the unlisted Mondragon group, is the world's largest cooperative and employs nearly 100,0000 people. Around 80 people work in this plant. It also has factories in France, Germany and Mexico.
El Salvador seems to be doing more industry than other countries in the region and has enough violence to be mildly tourist repellent.