My favorite type of semi-passive income was rental property because it was a tangible asset that provided reliable income. As I grew older, my interest in rental property waned because I no longer had the patience and time to deal with maintenance issues and tenants. Online real estate became more attractive, along with tax-free municipal-bond income once rates started to rise.
Market concentration is used when smaller firms account for large percentage of the total market. It measures the extent of domination of sales by one or more firms in a particular market. The market concentration ratio is measured by the concentration ratio. Description: The market concentration ratio measures the combined market share of all the top firms in the industry. ‘Market Share’ is us
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Another good and probably the safest option is to invest into government securities. Government securities may offer low returns, but they are safe and can support your life style. Don’t go for stocks because investing in stocks requires a certain degree of investment acumen and financial expertise. Always play safe even if you have moderate level of understanding as to how the stock market works.


Viral marketing or viral advertising is a business strategy that uses existing social networks to promote a product. Its name refers to how consumers spread information about a product with other people in their social networks, much in the same way that a virus spreads from one person to another.[1] It can be delivered by word of mouth or enhanced by the network effects of the Internet and mobile networks.[2]
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