def join_country_code_data(daily_data, country_code_data):
    """
    Merges daily_data and country_code_data dataframes
    Parameters
    ----------
    daily_data : df 
        dataframe of daily observation
    country_code_data : df 
        dataframe of country codes    
    Returns
    -------
    merged df
        merged dataframe from daily_data and country_code_data
    """
    #new columns: country, country_code, geometry
    return country_code_data.merge(daily_data, left_on = 'country', right_on = 'Country/Region').drop(['country'], axis=1)