Doing Business: World Bank country profiles covering topics such as starting a business, dealing with licenses, employment regulations, finances, taxes and contracts in different countries. Note: this program was paused after data irregularities were identified for 2018 and 2020. But you can see Historical reports (2004-2020). The program will resume with new methodology as the Business Ready (B-READY).
Lex Mundi Doing Business: Country guides providing information on the local legal and business context, including costs.
For historical data, KPMG's Competitive Alternatives compared the cost of doing business in various cities, countries, regions, and industries (2002-2016 available).