branches of economy economic sectors 1 economics 1 history 1 hospodářská odvětví 1 information society 1 labor 1 more ... nanotechnology 1 branch economy 1 paper production 1 work 1 industry 1 festivals 1 social change 1 social processes 1 sociální změna 1 social change 1 technological development 1 technologický rozvoj 1 technology 1 labour market 1 mining 1 development 1 research programs 1 less ...