In recent years, the term 'digital transformation' has become a crucial buzzword across multiple sectors worldwide. As societies become increasingly reliant on technology, the implications for the global economy and social structures are profound and multifaceted. The digital realm is not merely a supplement to existing systems but a fundamental shift that is redefining how businesses operate and how individuals engage with each other and the world.

One of the primary areas where digital transformation is most evident is in the economy. Today, businesses are leveraging big data analytics, artificial intelligence, and cloud technologies to enhance productivity and streamline operations. These innovations are not only reducing costs but also providing new opportunities for economic growth. As traditional industries adapt to this change, the creation of new job roles, particularly in tech sectors, indicates a dynamic shift in workforce demands. However, this shift also raises concerns about job displacement and the need for reskilling within the workforce.

Furthermore, the digitalization of the economy has led to the proliferation of digital currencies and blockchain technologies, which are gradually transforming how financial transactions are conducted. This evolution presents both opportunities and challenges, including questions about regulation, security, and the potential for economic inequality.

On a societal level, technology is reshaping how communities interact. The rise of social media platforms has facilitated unprecedented levels of connectivity, enabling people to share ideas and organize on a global scale. However, the darker side of this connectivity includes issues such as data privacy concerns, cyberbullying, and the spread of misinformation.

Moreover, with the advent of smart technologies in urban planning, cities are becoming more connected, offering enhanced efficiency in public services and infrastructure management. Nevertheless, these advancements also raise substantial privacy concerns and ethical considerations that need to be addressed to ensure equitable access and benefit for all citizens.

In conclusion, as digital technologies continue to innovate and integrate into daily life, the effects on the global economy and societal structures are significant and complex. It's imperative that policymakers, businesses, and individuals remain cognizant of both the opportunities and challenges posed by these developments, ensuring that technological progress leads to inclusive growth and societal well-being.