Investors lured by the Democratic Republic of Congo’s supplies of cobalt – an essential component of rechargeable batteries – must contend with political instability and a dangerously unregulated business environment, as Natasha Turak discovers.

Craig Smith, Marriott International managing director for Asia-Pacific, explains to Natasha Turak how the hotel chain is using local expertise – such as a link up with Alibaba – to make the most of the Chinese middle class's love of travel.

Madagascar’s minister of finance, Vonintsalama Andriambololona, talks to Natasha Turak about the need for investment in power generation and how the country can make itself more competitive.

Having relocated to Rosslyn, Virginia, Nestlé’s new US headquarters have been carefully designed to attract and retain young talent, with open-plan spaces to encourage collaborative working and creative thinking. Erika Morphy reports.

Camillo Gonsalves, minister of economic planning, sustainable development, information, industry and labour for Saint Vincent and the Grenadines, tells Courtney Fingar about the challenges faced by a multi-island economy and new measures to encourage investment in the Caribbean country.

Gari Cappelli, Croatia’s minister of tourism, tells Courtney Fingar how the sector contributes to the country’s economy and how Croatia plans to become an all-seasons destination for foreign visitors.

Jason Mitchell talks to the tourism chiefs of Jamaica, Argentina and Costa Rica on their plans to preserve, boost and expand their respective sectors.

Hotel group Hilton is planning a major push into sub-Saharan Africa, which involves the opening of about 100 hotels over five years and includes conversions and new-builds in the mix. Wendy Atkins reports.

Spanish demonstrations against tourism are a cause for concern as the sector is one of the fastest growing in the world, and a major job creator, writes Martin Kaspar.

Everyone wants to be a blockchain leader – but what does it take and which cities can make good on it? Erika Morphy reports.