This book investigates the different issues of taxation, public expenditures and intervention. It covers current perspectives in public finance such as taxation of digital economy, delegating the power of taxation, the desperation of tax administration, human rights budgeting, economic growth and tax revenues, minimal state and government expenditures, consumer behaviours, incentives to green energy, and trade wars alike. The book consists of eleven chapters related to the "new public finance" issues mentioned above. The authors of the chapters also offer some policy recommendations based on their studies.