def leverage(balance_df):
    """Checks if the leverage exposure was reduced since previous year
    Explanation of Leverage: https://www.investopedia.com/terms/l/leverage.asp
    balance_df = Balance Sheet of the specified company
    """
    
    # current year
    assets_curr = balance_df.iloc[balance_df.index.get_loc("Total Current Assets"),0]
    liab_curr = balance_df.iloc[balance_df.index.get_loc("Total Current Liabilities"),0]
    ratio_curr = assets_curr/liab_curr # Working Capital ratio from current year
    # previous year
    assets_prev = balance_df.iloc[balance_df.index.get_loc("Total Current Assets"),1]
    liab_prev = balance_df.iloc[balance_df.index.get_loc("Total Current Liabilities"),1]
    ratio_prev = assets_prev/liab_prev # Working Capital ratio from previous year
    if (ratio_curr > ratio_prev):
        return True
    else:
        return False