<prompt> Translate the following text to SwahiliAlthough a great deal of attention has been paid to the wealth effect from the stock market boom of the 1990s, half of American households did not own stocks as of 1998, according to the 1998 Survey of Consumer Finance.  <response>: Ingawa athari ya utajiri kutoka kwa ukuaji wa soko la hisa za miaka ya 1990 imepatiwa umakini mkubwa, nusu ya kaya za Marekani hazikuwa na hisa mnamo 1998, kulingana na Utafiti wa Fedha za Watumiaji wa 1998. 